7x+5x-18=72-6x

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Solution for 7x+5x-18=72-6x equation:


Simplifying
7x + 5x + -18 = 72 + -6x

Reorder the terms:
-18 + 7x + 5x = 72 + -6x

Combine like terms: 7x + 5x = 12x
-18 + 12x = 72 + -6x

Solving
-18 + 12x = 72 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
-18 + 12x + 6x = 72 + -6x + 6x

Combine like terms: 12x + 6x = 18x
-18 + 18x = 72 + -6x + 6x

Combine like terms: -6x + 6x = 0
-18 + 18x = 72 + 0
-18 + 18x = 72

Add '18' to each side of the equation.
-18 + 18 + 18x = 72 + 18

Combine like terms: -18 + 18 = 0
0 + 18x = 72 + 18
18x = 72 + 18

Combine like terms: 72 + 18 = 90
18x = 90

Divide each side by '18'.
x = 5

Simplifying
x = 5

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