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Simplifying 2(x + -4) * 2 + -7 = 13 Reorder the terms: 2(-4 + x) * 2 + -7 = 13 Reorder the terms for easier multiplication: 2 * 2(-4 + x) + -7 = 13 Multiply 2 * 2 4(-4 + x) + -7 = 13 (-4 * 4 + x * 4) + -7 = 13 (-16 + 4x) + -7 = 13 Reorder the terms: -16 + -7 + 4x = 13 Combine like terms: -16 + -7 = -23 -23 + 4x = 13 Solving -23 + 4x = 13 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '23' to each side of the equation. -23 + 23 + 4x = 13 + 23 Combine like terms: -23 + 23 = 0 0 + 4x = 13 + 23 4x = 13 + 23 Combine like terms: 13 + 23 = 36 4x = 36 Divide each side by '4'. x = 9 Simplifying x = 9
| 5x^3+25x^2-80x-400=0 | | -2.13=-0.71C | | f(6)=6 | | 3e+5=-e+1 | | 5=2c+1+5 | | x^2+2.56y^2=2.56 | | 165=4x-x^2 | | 5x+10+x^2+2x=40 | | 2x+5+2x=25 | | ((4x^4)-(8x^2)+(3))=0 | | 1/3(2x-0.5)=3/4(8/3x-5) | | 0=x^3-43x+42 | | 5x-4=15x+94 | | (4x^4-8x^2+3)=0 | | 2v+x=0 | | 2003-03-02-00-00_files/i0170000.jpg | | =0x^3-43x+42 | | W-6/5=2/9 | | a-1.23=-6 | | y=x^3-43x+42 | | 5x+203x+500+10-500=405.5 | | f(X)=4x^8 | | 49x^2=9x^2 | | 5(2-2)=2x+7-7x+3 | | y/1=3 | | 64+2x^2=3x | | 280-(.20)= | | 4(x-1)-2=2(2x-4) | | 8+7i-4+6= | | 8+7i-4=6 | | -60+18x+3=105 | | Log1/6x=4 |
