9x-2(9x-4)=7x-20

Simple and best practice solution for 9x-2(9x-4)=7x-20 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 9x-2(9x-4)=7x-20 equation:


Simplifying
9x + -2(9x + -4) = 7x + -20

Reorder the terms:
9x + -2(-4 + 9x) = 7x + -20
9x + (-4 * -2 + 9x * -2) = 7x + -20
9x + (8 + -18x) = 7x + -20

Reorder the terms:
8 + 9x + -18x = 7x + -20

Combine like terms: 9x + -18x = -9x
8 + -9x = 7x + -20

Reorder the terms:
8 + -9x = -20 + 7x

Solving
8 + -9x = -20 + 7x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-7x' to each side of the equation.
8 + -9x + -7x = -20 + 7x + -7x

Combine like terms: -9x + -7x = -16x
8 + -16x = -20 + 7x + -7x

Combine like terms: 7x + -7x = 0
8 + -16x = -20 + 0
8 + -16x = -20

Add '-8' to each side of the equation.
8 + -8 + -16x = -20 + -8

Combine like terms: 8 + -8 = 0
0 + -16x = -20 + -8
-16x = -20 + -8

Combine like terms: -20 + -8 = -28
-16x = -28

Divide each side by '-16'.
x = 1.75

Simplifying
x = 1.75

See similar equations:

| 1.1x+4.5=0.7x+1.06 | | 32x^2+4x+3=0 | | (5y+2u+7)(6y-u-5)= | | x*1.5-x-25=7.5 | | (6y-5)(5y+6u-4)= | | x*1.5-x-5=5 | | 94.5=3.5x | | x*1.5-x=5 | | 184-2x=34x+24 | | X+2-8=12 | | (a+1)x^2+2ax+a+1=0 | | ln(x+30)=4 | | ln(x^2+7x+12)-1=ln(2x^2+9x+4) | | -3(-1x+2)=30 | | 6(7-6x)=186 | | -3(5x-4)=12 | | 2x+4-6x+18=x^2+2x-3x-6 | | -0.1u-3.3=-1.4u+5.8 | | 3(-3x-8)=-132 | | (ax-p)(bx-q)=0 | | 6(1x+1)=-54 | | -3(-9+7x)=-57 | | 8x-79=14-25 | | -2(-7x+8)=12 | | 3x-5+x/2+1/2=90 | | 3x-5+x+1/2=90 | | x^2-30x+216=0 | | 60B=4*8+4B | | -4x+2=-2x-12 | | x+(x+2)+(x+4)+(2x-3)+2x=16 | | 17x+27=112 | | 3x+7=-17+7x |

Equations solver categories