-18=8+4(x+7)

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Solution for -18=8+4(x+7) equation:


Simplifying
-18 = 8 + 4(x + 7)

Reorder the terms:
-18 = 8 + 4(7 + x)
-18 = 8 + (7 * 4 + x * 4)
-18 = 8 + (28 + 4x)

Combine like terms: 8 + 28 = 36
-18 = 36 + 4x

Solving
-18 = 36 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-18 + -4x = 36 + 4x + -4x

Combine like terms: 4x + -4x = 0
-18 + -4x = 36 + 0
-18 + -4x = 36

Add '18' to each side of the equation.
-18 + 18 + -4x = 36 + 18

Combine like terms: -18 + 18 = 0
0 + -4x = 36 + 18
-4x = 36 + 18

Combine like terms: 36 + 18 = 54
-4x = 54

Divide each side by '-4'.
x = -13.5

Simplifying
x = -13.5

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