(3x-12)-30=90

Simple and best practice solution for (3x-12)-30=90 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 (3x-12)-30=90 equation:


Simplifying
(3x + -12) + -30 = 90

Reorder the terms:
(-12 + 3x) + -30 = 90

Remove parenthesis around (-12 + 3x)
-12 + 3x + -30 = 90

Reorder the terms:
-12 + -30 + 3x = 90

Combine like terms: -12 + -30 = -42
-42 + 3x = 90

Solving
-42 + 3x = 90

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + 3x = 90 + 42

Combine like terms: -42 + 42 = 0
0 + 3x = 90 + 42
3x = 90 + 42

Combine like terms: 90 + 42 = 132
3x = 132

Divide each side by '3'.
x = 44

Simplifying
x = 44

See similar equations:

| 16-2x=-17 | | 128=-16x^2+96x | | 10x-7=6x+7 | | 4x=4.5x+2 | | xsquared-15x-199.75=0 | | -6x+9x+4=2(x+1) | | 128=-16x^2+96 | | 3n^2=-4 | | 1.2x+y=7 | | 2x+1+4x-15=90 | | 2(2x-3)=-2x-6+6x | | 0=-16x^2+96 | | 8x-6-8=4+2 | | 7w+4=4w-11 | | 6x^3r+29x^2-7x-10=0 | | 5x+5y=75 | | 2(x+4)-5=4x+13 | | x+4+4x+10(x+2)=288 | | 3x+5x-20=90 | | 4(y-6)=3(9+y) | | -130z+400=75 | | 70=(3y+10) | | 8(x-5)=40 | | 5(3x-2)-3x=14 | | 6(6)+7(-4)=4(6)+4(-4) | | -3.4+6n=10.6 | | 2tan^2x+3secx=12 | | P+0.06=1.06 | | 4(2x-7)=-12 | | 3x+5=3y-31 | | 7y-4+3y-5=180 | | -1x+0y=-2 |

Equations solver categories