-15+87=2(4x)

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Solution for -15+87=2(4x) equation:


Simplifying
-15 + 87 = 2(4x)

Combine like terms: -15 + 87 = 72
72 = 2(4x)

Remove parenthesis around (4x)
72 = 2 * 4x

Multiply 2 * 4
72 = 8x

Solving
72 = 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
72 + -8x = 8x + -8x

Combine like terms: 8x + -8x = 0
72 + -8x = 0

Add '-72' to each side of the equation.
72 + -72 + -8x = 0 + -72

Combine like terms: 72 + -72 = 0
0 + -8x = 0 + -72
-8x = 0 + -72

Combine like terms: 0 + -72 = -72
-8x = -72

Divide each side by '-8'.
x = 9

Simplifying
x = 9

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