12x+42=90

Simple and best practice solution for 12x+42=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 12x+42=90 equation: 


Simplifying
12x + 42 = 90

Reorder the terms:
42 + 12x = 90

Solving
42 + 12x = 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 + 12x = 90 + -42

Combine like terms: 42 + -42 = 0
0 + 12x = 90 + -42
12x = 90 + -42

Combine like terms: 90 + -42 = 48
12x = 48

Divide each side by '12'.
x = 4

Simplifying
x = 4

See similar equations:

| 5(b-3)=4b | | -x+2=-27 | | 6.50p-1.75=33.25 | | 2.95x+5.95y=4 | | -6x-7y=-3 | | 2.95x+5.95=4 | | =ln(5x) | | 7y+2(y-5)=3(y+2)-5 | | 0.7x+1.2=0.8x-2.4 | | 27+19x=-3x+52 | | 6x+30=114 | | 0.7x+1.2=0.8-2.4 | | 2(y-4)=12 | | 0.5x-1.6=0.4 | | [2x+9]=5 | | 5x+3y=60 | | 9a+7=70 | | 7(3n-2)=(9n+3)+8 | | -3(-9-x)-4x=-6+10x | | x^3-6x^2-13x+6=0 | | 5x+11=-6 | | P-1=5p-8 | | 50+95+7x=180 | | a-5=3a-9 | | 50+95+7x= | | x^2-16x-105= | | 2(x-10)=-12 | | 2b-b+4a-3c= | | 0=1.5x^2+4x-1.5 | | 36+9n=-6(n-6) | | 8y+6=5y-12 | | .06x=4600 |

Equations solver categories