7x-2(-2x+13)=18

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Solution for 7x-2(-2x+13)=18 equation:


Simplifying
7x + -2(-2x + 13) = 18

Reorder the terms:
7x + -2(13 + -2x) = 18
7x + (13 * -2 + -2x * -2) = 18
7x + (-26 + 4x) = 18

Reorder the terms:
-26 + 7x + 4x = 18

Combine like terms: 7x + 4x = 11x
-26 + 11x = 18

Solving
-26 + 11x = 18

Solving for variable 'x'.

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

Add '26' to each side of the equation.
-26 + 26 + 11x = 18 + 26

Combine like terms: -26 + 26 = 0
0 + 11x = 18 + 26
11x = 18 + 26

Combine like terms: 18 + 26 = 44
11x = 44

Divide each side by '11'.
x = 4

Simplifying
x = 4

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