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

Combine like terms: 8x + -5x = 3x
7x + -1(30 + 3x) = 12
7x + (30 * -1 + 3x * -1) = 12
7x + (-30 + -3x) = 12

Reorder the terms:
-30 + 7x + -3x = 12

Combine like terms: 7x + -3x = 4x
-30 + 4x = 12

Solving
-30 + 4x = 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 + 4x = 12 + 30

Combine like terms: -30 + 30 = 0
0 + 4x = 12 + 30
4x = 12 + 30

Combine like terms: 12 + 30 = 42
4x = 42

Divide each side by '4'.
x = 10.5

Simplifying
x = 10.5

See similar equations:

| -1+5t=6t+6 | | 5x+13=135 | | 36x^2-30x+4=0 | | 9x-9=7x+10 | | 1875/309= | | n+19=0 | | 2x+2(2x-12)=10 | | 18y-16+8y=14y+32 | | 7m+14= | | 2p+4=1.8p+2+0.2p+1 | | 8/5-5/2 | | r-8/4=1/2 | | 8/5•5/2 | | 13-x=32 | | 7x-8x+5x-30=12 | | (X+5)+(3x+3)=180 | | 3/8x-8=-5 | | 8m+12+4=-5 | | -7=8-50+c | | 19=-5+2(u+8) | | 24/0.333=x | | x/36=7/18 | | 7x-(8x-5x-30)=12 | | 3xsquared=108 | | -79(x-4)=-91 | | 6s-24=3s+27 | | 2w-3=60 | | 1/3c=3c–9 | | 5g+3=6g-6 | | -32=x-8 | | 7y=3x-84 | | 6t-2t=-10 |

Equations solver categories