7x-(8x+(5x-30))=12

Simple and best practice solution for 7x-(8x+(5x-30))=12 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 7x-(8x+(5x-30))=12 equation:


Simplifying
7x + -1(8x + (5x + -30)) = 12

Reorder the terms:
7x + -1(8x + (-30 + 5x)) = 12

Remove parenthesis around (-30 + 5x)
7x + -1(8x + -30 + 5x) = 12

Reorder the terms:
7x + -1(-30 + 8x + 5x) = 12

Combine like terms: 8x + 5x = 13x
7x + -1(-30 + 13x) = 12
7x + (-30 * -1 + 13x * -1) = 12
7x + (30 + -13x) = 12

Reorder the terms:
30 + 7x + -13x = 12

Combine like terms: 7x + -13x = -6x
30 + -6x = 12

Solving
30 + -6x = 12

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + -6x = 12 + -30

Combine like terms: 30 + -30 = 0
0 + -6x = 12 + -30
-6x = 12 + -30

Combine like terms: 12 + -30 = -18
-6x = -18

Divide each side by '-6'.
x = 3

Simplifying
x = 3

See similar equations:

| 3b+3s=21 | | 6v+10=64 | | x^2+2x+1=65 | | 3(cx+1)=6x+4 | | 6x+5+4x=66+4x | | -4=5t+6 | | (4x^2)+4=9 | | 5(5x-2)=153+2(20-2x) | | x+8=4.24 | | -6+8r=-6+8r | | S+26=8 | | x-6=-27 | | 0.2x+7.2=10 | | -3(2w-6)+4(-1-5w)=0 | | w*7*w*3*w=131 | | 40x^4-60x^3+20x=0 | | 5x-2=-3x+6 | | (3x+y)6= | | 5(y-2)-2=2(v+1)-5 | | 5B+3V=27.50 | | (x^2)-x-10=0 | | 4x^2+4=148 | | 5x-12-23x=6(-3x-2) | | 46-46x=(7x+3)(x-1) | | p=12x-5x | | 6-4x=4(1-x) | | 35-(2x-14)=40-(x+2) | | (2x^2)-x-(3)=0 | | 5x^2=23x+10 | | 40-7n=2(-5n+6)-n | | 8w/6+8=w-2 | | 12(4x-6)=8x+5(8x-6) |

Equations solver categories