7(1-3x)+8=-9x-9

Simple and best practice solution for 7(1-3x)+8=-9x-9 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 7(1-3x)+8=-9x-9 equation:


Simplifying
7(1 + -3x) + 8 = -9x + -9
(1 * 7 + -3x * 7) + 8 = -9x + -9
(7 + -21x) + 8 = -9x + -9

Reorder the terms:
7 + 8 + -21x = -9x + -9

Combine like terms: 7 + 8 = 15
15 + -21x = -9x + -9

Reorder the terms:
15 + -21x = -9 + -9x

Solving
15 + -21x = -9 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
15 + -21x + 9x = -9 + -9x + 9x

Combine like terms: -21x + 9x = -12x
15 + -12x = -9 + -9x + 9x

Combine like terms: -9x + 9x = 0
15 + -12x = -9 + 0
15 + -12x = -9

Add '-15' to each side of the equation.
15 + -15 + -12x = -9 + -15

Combine like terms: 15 + -15 = 0
0 + -12x = -9 + -15
-12x = -9 + -15

Combine like terms: -9 + -15 = -24
-12x = -24

Divide each side by '-12'.
x = 2

Simplifying
x = 2

See similar equations:

| 12x-(5x-12)=6+6x | | y=2x^3-7x^2+11x-7 | | 2*x+6*y=64 | | 5x=10+5x | | x=2x^3-7x^2+11x-7 | | 13/5x=78 | | 9*4x=x+2*12 | | f(-x)=3(-x)-8 | | 5/9x=50 | | 0.7+2.24=-0.2x+1.74 | | 4+2x-12x=15-3x | | -24-9x=3x-4 | | 20-(3x-9)-2=(-11x+1) | | 12p-6=1-2p | | -0.7+2-24=0.2x+1.75 | | 2x/25=0.15/0.4 | | P+2.1=8.7 | | 3x-2x=14+6-2 | | 14u-12u=8 | | 4x^2-(p-2)x+(p+3)=0 | | f(x+5)=3(x+5)-8 | | x+1(x+4)=x+6(x) | | 10(t-6)+5t=5(3t+4)-12 | | 5x-4(x+5)-6=-(2x-7) | | x^2+2kx+(3k+4)=0 | | -14=-(2-2x+2) | | Y-32x=40 | | 10-4+(-14)-8-12= | | 6*y+8*z=64 | | x+4(4)=36 | | 3x+3=-13 | | .65x+5=.45x+10 |

Equations solver categories