70=2(15)+2(x+12)

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Solution for 70=2(15)+2(x+12) equation:


Simplifying
70 = 2(15) + 2(x + 12)

Multiply 2 * 15
70 = 30 + 2(x + 12)

Reorder the terms:
70 = 30 + 2(12 + x)
70 = 30 + (12 * 2 + x * 2)
70 = 30 + (24 + 2x)

Combine like terms: 30 + 24 = 54
70 = 54 + 2x

Solving
70 = 54 + 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.
70 + -2x = 54 + 2x + -2x

Combine like terms: 2x + -2x = 0
70 + -2x = 54 + 0
70 + -2x = 54

Add '-70' to each side of the equation.
70 + -70 + -2x = 54 + -70

Combine like terms: 70 + -70 = 0
0 + -2x = 54 + -70
-2x = 54 + -70

Combine like terms: 54 + -70 = -16
-2x = -16

Divide each side by '-2'.
x = 8

Simplifying
x = 8

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