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Simplifying (x + 2)(x + -9 + -2i)(x + -9 + 2i) = 0 Reorder the terms: (2 + x)(x + -9 + -2i)(x + -9 + 2i) = 0 Reorder the terms: (2 + x)(-9 + -2i + x)(x + -9 + 2i) = 0 Reorder the terms: (2 + x)(-9 + -2i + x)(-9 + 2i + x) = 0 Multiply (2 + x) * (-9 + -2i + x) (2(-9 + -2i + x) + x(-9 + -2i + x))(-9 + 2i + x) = 0 ((-9 * 2 + -2i * 2 + x * 2) + x(-9 + -2i + x))(-9 + 2i + x) = 0 ((-18 + -4i + 2x) + x(-9 + -2i + x))(-9 + 2i + x) = 0 (-18 + -4i + 2x + (-9 * x + -2i * x + x * x))(-9 + 2i + x) = 0 Reorder the terms: (-18 + -4i + 2x + (-2ix + -9x + x2))(-9 + 2i + x) = 0 (-18 + -4i + 2x + (-2ix + -9x + x2))(-9 + 2i + x) = 0 Reorder the terms: (-18 + -4i + -2ix + 2x + -9x + x2)(-9 + 2i + x) = 0 Combine like terms: 2x + -9x = -7x (-18 + -4i + -2ix + -7x + x2)(-9 + 2i + x) = 0 Multiply (-18 + -4i + -2ix + -7x + x2) * (-9 + 2i + x) (-18(-9 + 2i + x) + -4i * (-9 + 2i + x) + -2ix * (-9 + 2i + x) + -7x * (-9 + 2i + x) + x2(-9 + 2i + x)) = 0 ((-9 * -18 + 2i * -18 + x * -18) + -4i * (-9 + 2i + x) + -2ix * (-9 + 2i + x) + -7x * (-9 + 2i + x) + x2(-9 + 2i + x)) = 0 ((162 + -36i + -18x) + -4i * (-9 + 2i + x) + -2ix * (-9 + 2i + x) + -7x * (-9 + 2i + x) + x2(-9 + 2i + x)) = 0 (162 + -36i + -18x + (-9 * -4i + 2i * -4i + x * -4i) + -2ix * (-9 + 2i + x) + -7x * (-9 + 2i + x) + x2(-9 + 2i + x)) = 0 Reorder the terms: (162 + -36i + -18x + (36i + -4ix + -8i2) + -2ix * (-9 + 2i + x) + -7x * (-9 + 2i + x) + x2(-9 + 2i + x)) = 0 (162 + -36i + -18x + (36i + -4ix + -8i2) + -2ix * (-9 + 2i + x) + -7x * (-9 + 2i + x) + x2(-9 + 2i + x)) = 0 (162 + -36i + -18x + 36i + -4ix + -8i2 + (-9 * -2ix + 2i * -2ix + x * -2ix) + -7x * (-9 + 2i + x) + x2(-9 + 2i + x)) = 0 Reorder the terms: (162 + -36i + -18x + 36i + -4ix + -8i2 + (18ix + -2ix2 + -4i2x) + -7x * (-9 + 2i + x) + x2(-9 + 2i + x)) = 0 (162 + -36i + -18x + 36i + -4ix + -8i2 + (18ix + -2ix2 + -4i2x) + -7x * (-9 + 2i + x) + x2(-9 + 2i + x)) = 0 (162 + -36i + -18x + 36i + -4ix + -8i2 + 18ix + -2ix2 + -4i2x + (-9 * -7x + 2i * -7x + x * -7x) + x2(-9 + 2i + x)) = 0 Reorder the terms: (162 + -36i + -18x + 36i + -4ix + -8i2 + 18ix + -2ix2 + -4i2x + (-14ix + 63x + -7x2) + x2(-9 + 2i + x)) = 0 (162 + -36i + -18x + 36i + -4ix + -8i2 + 18ix + -2ix2 + -4i2x + (-14ix + 63x + -7x2) + x2(-9 + 2i + x)) = 0 (162 + -36i + -18x + 36i + -4ix + -8i2 + 18ix + -2ix2 + -4i2x + -14ix + 63x + -7x2 + (-9 * x2 + 2i * x2 + x * x2)) = 0 Reorder the terms: (162 + -36i + -18x + 36i + -4ix + -8i2 + 18ix + -2ix2 + -4i2x + -14ix + 63x + -7x2 + (2ix2 + -9x2 + x3)) = 0 (162 + -36i + -18x + 36i + -4ix + -8i2 + 18ix + -2ix2 + -4i2x + -14ix + 63x + -7x2 + (2ix2 + -9x2 + x3)) = 0 Reorder the terms: (162 + -36i + 36i + -4ix + 18ix + -14ix + -2ix2 + 2ix2 + -8i2 + -4i2x + -18x + 63x + -7x2 + -9x2 + x3) = 0 Combine like terms: -36i + 36i = 0 (162 + 0 + -4ix + 18ix + -14ix + -2ix2 + 2ix2 + -8i2 + -4i2x + -18x + 63x + -7x2 + -9x2 + x3) = 0 (162 + -4ix + 18ix + -14ix + -2ix2 + 2ix2 + -8i2 + -4i2x + -18x + 63x + -7x2 + -9x2 + x3) = 0 Combine like terms: -4ix + 18ix = 14ix (162 + 14ix + -14ix + -2ix2 + 2ix2 + -8i2 + -4i2x + -18x + 63x + -7x2 + -9x2 + x3) = 0 Combine like terms: 14ix + -14ix = 0 (162 + 0 + -2ix2 + 2ix2 + -8i2 + -4i2x + -18x + 63x + -7x2 + -9x2 + x3) = 0 (162 + -2ix2 + 2ix2 + -8i2 + -4i2x + -18x + 63x + -7x2 + -9x2 + x3) = 0 Combine like terms: -2ix2 + 2ix2 = 0 (162 + 0 + -8i2 + -4i2x + -18x + 63x + -7x2 + -9x2 + x3) = 0 (162 + -8i2 + -4i2x + -18x + 63x + -7x2 + -9x2 + x3) = 0 Combine like terms: -18x + 63x = 45x (162 + -8i2 + -4i2x + 45x + -7x2 + -9x2 + x3) = 0 Combine like terms: -7x2 + -9x2 = -16x2 (162 + -8i2 + -4i2x + 45x + -16x2 + x3) = 0 Solving 162 + -8i2 + -4i2x + 45x + -16x2 + x3 = 0 Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Add '-162' to each side of the equation. 162 + -8i2 + -4i2x + 45x + -16x2 + -162 + x3 = 0 + -162 Reorder the terms: 162 + -162 + -8i2 + -4i2x + 45x + -16x2 + x3 = 0 + -162 Combine like terms: 162 + -162 = 0 0 + -8i2 + -4i2x + 45x + -16x2 + x3 = 0 + -162 -8i2 + -4i2x + 45x + -16x2 + x3 = 0 + -162 Combine like terms: 0 + -162 = -162 -8i2 + -4i2x + 45x + -16x2 + x3 = -162 Add '-45x' to each side of the equation. -8i2 + -4i2x + 45x + -16x2 + -45x + x3 = -162 + -45x Reorder the terms: -8i2 + -4i2x + 45x + -45x + -16x2 + x3 = -162 + -45x Combine like terms: 45x + -45x = 0 -8i2 + -4i2x + 0 + -16x2 + x3 = -162 + -45x -8i2 + -4i2x + -16x2 + x3 = -162 + -45x Add '16x2' to each side of the equation. -8i2 + -4i2x + -16x2 + 16x2 + x3 = -162 + -45x + 16x2 Combine like terms: -16x2 + 16x2 = 0 -8i2 + -4i2x + 0 + x3 = -162 + -45x + 16x2 -8i2 + -4i2x + x3 = -162 + -45x + 16x2 Add '-1x3' to each side of the equation. -8i2 + -4i2x + x3 + -1x3 = -162 + -45x + 16x2 + -1x3 Combine like terms: x3 + -1x3 = 0 -8i2 + -4i2x + 0 = -162 + -45x + 16x2 + -1x3 -8i2 + -4i2x = -162 + -45x + 16x2 + -1x3 Reorder the terms: 162 + -8i2 + -4i2x + 45x + -16x2 + x3 = -162 + -45x + 16x2 + -1x3 + 162 + 45x + -16x2 + x3 Reorder the terms: 162 + -8i2 + -4i2x + 45x + -16x2 + x3 = -162 + 162 + -45x + 45x + 16x2 + -16x2 + -1x3 + x3 Combine like terms: -162 + 162 = 0 162 + -8i2 + -4i2x + 45x + -16x2 + x3 = 0 + -45x + 45x + 16x2 + -16x2 + -1x3 + x3 162 + -8i2 + -4i2x + 45x + -16x2 + x3 = -45x + 45x + 16x2 + -16x2 + -1x3 + x3 Combine like terms: -45x + 45x = 0 162 + -8i2 + -4i2x + 45x + -16x2 + x3 = 0 + 16x2 + -16x2 + -1x3 + x3 162 + -8i2 + -4i2x + 45x + -16x2 + x3 = 16x2 + -16x2 + -1x3 + x3 Combine like terms: 16x2 + -16x2 = 0 162 + -8i2 + -4i2x + 45x + -16x2 + x3 = 0 + -1x3 + x3 162 + -8i2 + -4i2x + 45x + -16x2 + x3 = -1x3 + x3 Combine like terms: -1x3 + x3 = 0 162 + -8i2 + -4i2x + 45x + -16x2 + x3 = 0 The solution to this equation could not be determined.
| 2/8x+62x=0 | | 3x+1+2x-1+40=180 | | 5x^2-8=12 | | 2+4(3x-6)=6-3(2x+1) | | 5.12(x)+12.42(60-x)=500 | | 2x+(x+3)=-4 | | lnx=9.92 | | -4y=20+8x | | ln(x-7)+ln(x+1)=ln(x-8) | | 6-5(1-x)=2 | | 4(x+9)=9x+7-5x+29 | | s=15t+140 | | 3n^2=15+n | | .4(x-2.5)=4.8 | | 0.7(x+100)=0.78x-514 | | s=10t+140 | | -8x+-28=4 | | 3/2×a-8=11 | | 12S=20961(7) | | x-.2=150 | | 0.75=0.78*x+0.22*0.80 | | 2x+5=10+4(x-6) | | y=2*-4+7 | | (x+8)5+30=0 | | 6x^2+11=-4x-2x^2 | | y=2*0+7 | | 80000+209.00d=599.00d | | 0.75=0.78*x+0.22*0.90 | | 2x-8=6x-4 | | y=2*4+7 | | 0.75=0.75*x+0.25*0.90 | | 0.75=0.75*x+0.25*0.75 |