4x-12+7x-18=90

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Solution for 4x-12+7x-18=90 equation:


Simplifying
4x + -12 + 7x + -18 = 90

Reorder the terms:
-12 + -18 + 4x + 7x = 90

Combine like terms: -12 + -18 = -30
-30 + 4x + 7x = 90

Combine like terms: 4x + 7x = 11x
-30 + 11x = 90

Solving
-30 + 11x = 90

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 + 11x = 90 + 30

Combine like terms: -30 + 30 = 0
0 + 11x = 90 + 30
11x = 90 + 30

Combine like terms: 90 + 30 = 120
11x = 120

Divide each side by '11'.
x = 10.90909091

Simplifying
x = 10.90909091

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