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Simplifying 4x + (x + -5)(x + 4) + 15 = (3 + -1x)(x + 3) + (x + 6)(x + -3) Reorder the terms: 4x + (-5 + x)(x + 4) + 15 = (3 + -1x)(x + 3) + (x + 6)(x + -3) Reorder the terms: 4x + (-5 + x)(4 + x) + 15 = (3 + -1x)(x + 3) + (x + 6)(x + -3) Multiply (-5 + x) * (4 + x) 4x + (-5(4 + x) + x(4 + x)) + 15 = (3 + -1x)(x + 3) + (x + 6)(x + -3) 4x + ((4 * -5 + x * -5) + x(4 + x)) + 15 = (3 + -1x)(x + 3) + (x + 6)(x + -3) 4x + ((-20 + -5x) + x(4 + x)) + 15 = (3 + -1x)(x + 3) + (x + 6)(x + -3) 4x + (-20 + -5x + (4 * x + x * x)) + 15 = (3 + -1x)(x + 3) + (x + 6)(x + -3) 4x + (-20 + -5x + (4x + x2)) + 15 = (3 + -1x)(x + 3) + (x + 6)(x + -3) Combine like terms: -5x + 4x = -1x 4x + (-20 + -1x + x2) + 15 = (3 + -1x)(x + 3) + (x + 6)(x + -3) Reorder the terms: -20 + 15 + 4x + -1x + x2 = (3 + -1x)(x + 3) + (x + 6)(x + -3) Combine like terms: -20 + 15 = -5 -5 + 4x + -1x + x2 = (3 + -1x)(x + 3) + (x + 6)(x + -3) Combine like terms: 4x + -1x = 3x -5 + 3x + x2 = (3 + -1x)(x + 3) + (x + 6)(x + -3) Reorder the terms: -5 + 3x + x2 = (3 + -1x)(3 + x) + (x + 6)(x + -3) Multiply (3 + -1x) * (3 + x) -5 + 3x + x2 = (3(3 + x) + -1x * (3 + x)) + (x + 6)(x + -3) -5 + 3x + x2 = ((3 * 3 + x * 3) + -1x * (3 + x)) + (x + 6)(x + -3) -5 + 3x + x2 = ((9 + 3x) + -1x * (3 + x)) + (x + 6)(x + -3) -5 + 3x + x2 = (9 + 3x + (3 * -1x + x * -1x)) + (x + 6)(x + -3) -5 + 3x + x2 = (9 + 3x + (-3x + -1x2)) + (x + 6)(x + -3) Combine like terms: 3x + -3x = 0 -5 + 3x + x2 = (9 + 0 + -1x2) + (x + 6)(x + -3) -5 + 3x + x2 = (9 + -1x2) + (x + 6)(x + -3) Reorder the terms: -5 + 3x + x2 = 9 + -1x2 + (6 + x)(x + -3) Reorder the terms: -5 + 3x + x2 = 9 + -1x2 + (6 + x)(-3 + x) Multiply (6 + x) * (-3 + x) -5 + 3x + x2 = 9 + -1x2 + (6(-3 + x) + x(-3 + x)) -5 + 3x + x2 = 9 + -1x2 + ((-3 * 6 + x * 6) + x(-3 + x)) -5 + 3x + x2 = 9 + -1x2 + ((-18 + 6x) + x(-3 + x)) -5 + 3x + x2 = 9 + -1x2 + (-18 + 6x + (-3 * x + x * x)) -5 + 3x + x2 = 9 + -1x2 + (-18 + 6x + (-3x + x2)) Combine like terms: 6x + -3x = 3x -5 + 3x + x2 = 9 + -1x2 + (-18 + 3x + x2) Reorder the terms: -5 + 3x + x2 = 9 + -18 + 3x + -1x2 + x2 Combine like terms: 9 + -18 = -9 -5 + 3x + x2 = -9 + 3x + -1x2 + x2 Combine like terms: -1x2 + x2 = 0 -5 + 3x + x2 = -9 + 3x + 0 -5 + 3x + x2 = -9 + 3x Add '-3x' to each side of the equation. -5 + 3x + -3x + x2 = -9 + 3x + -3x Combine like terms: 3x + -3x = 0 -5 + 0 + x2 = -9 + 3x + -3x -5 + x2 = -9 + 3x + -3x Combine like terms: 3x + -3x = 0 -5 + x2 = -9 + 0 -5 + x2 = -9 Solving -5 + x2 = -9 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + x2 = -9 + 5 Combine like terms: -5 + 5 = 0 0 + x2 = -9 + 5 x2 = -9 + 5 Combine like terms: -9 + 5 = -4 x2 = -4 Simplifying x2 = -4 Reorder the terms: 4 + x2 = -4 + 4 Combine like terms: -4 + 4 = 0 4 + x2 = 0 The solution to this equation could not be determined.
| 2a^2-18a+20.25=0 | | x-3(17)=81 | | F(X)=(32-x)(40-x) | | x+2=5x+22 | | 2kx^2+kx-x=0 | | 3X+1=48 | | 4x+y=-x+9 | | 2x+3=61 | | 6(-2-9k)= | | 3x-1.66=-7(3.5x-3)-3 | | 2(6+5x)=102 | | 4x=81+x | | -29x+6.1=-5(5.8x+2.2)-0.3 | | a+0.05a= | | -45x-1=9(-5x+1)-4 | | -15=5x+10 | | (x+3)(x-4)=-12 | | (2x+3)(6-3x)=0 | | (-8x+8)2=4 | | (50-2x)*(25x+400)=204000 | | 34x+23.4=4(8.5x+4.1)+7 | | 7x+4y=4 | | -10x+17=-2(5x-5)+7 | | lnx+2+lnx+2=6 | | 2x-7=-14 | | log[5]5=x | | x*log[5](x)=18 | | (25k^2)=30 | | F(x+3)=x^2+kx-21 | | x^3+4x^2-19+14=0 | | x*(x-7)=228 | | =sin(9x) |