30-18=2(x-7)

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Solution for 30-18=2(x-7) equation:


Simplifying
30 + -18 = 2(x + -7)

Combine like terms: 30 + -18 = 12
12 = 2(x + -7)

Reorder the terms:
12 = 2(-7 + x)
12 = (-7 * 2 + x * 2)
12 = (-14 + 2x)

Solving
12 = -14 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
12 + -2x = -14 + 2x + -2x

Combine like terms: 2x + -2x = 0
12 + -2x = -14 + 0
12 + -2x = -14

Add '-12' to each side of the equation.
12 + -12 + -2x = -14 + -12

Combine like terms: 12 + -12 = 0
0 + -2x = -14 + -12
-2x = -14 + -12

Combine like terms: -14 + -12 = -26
-2x = -26

Divide each side by '-2'.
x = 13

Simplifying
x = 13

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