18x-(5x-7)=85

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Solution for 18x-(5x-7)=85 equation:


Simplifying
18x + -1(5x + -7) = 85

Reorder the terms:
18x + -1(-7 + 5x) = 85
18x + (-7 * -1 + 5x * -1) = 85
18x + (7 + -5x) = 85

Reorder the terms:
7 + 18x + -5x = 85

Combine like terms: 18x + -5x = 13x
7 + 13x = 85

Solving
7 + 13x = 85

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 13x = 85 + -7

Combine like terms: 7 + -7 = 0
0 + 13x = 85 + -7
13x = 85 + -7

Combine like terms: 85 + -7 = 78
13x = 78

Divide each side by '13'.
x = 6

Simplifying
x = 6

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