x+2+4x-12=90

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Solution for x+2+4x-12=90 equation: 


Simplifying
x + 2 + 4x + -12 = 90

Reorder the terms:
2 + -12 + x + 4x = 90

Combine like terms: 2 + -12 = -10
-10 + x + 4x = 90

Combine like terms: x + 4x = 5x
-10 + 5x = 90

Solving
-10 + 5x = 90

Solving for variable 'x'.

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

Add '10' to each side of the equation.
-10 + 10 + 5x = 90 + 10

Combine like terms: -10 + 10 = 0
0 + 5x = 90 + 10
5x = 90 + 10

Combine like terms: 90 + 10 = 100
5x = 100

Divide each side by '5'.
x = 20

Simplifying
x = 20

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