15=4x+7+4x

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Solution for 15=4x+7+4x equation:


Simplifying
15 = 4x + 7 + 4x

Reorder the terms:
15 = 7 + 4x + 4x

Combine like terms: 4x + 4x = 8x
15 = 7 + 8x

Solving
15 = 7 + 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.
15 + -8x = 7 + 8x + -8x

Combine like terms: 8x + -8x = 0
15 + -8x = 7 + 0
15 + -8x = 7

Add '-15' to each side of the equation.
15 + -15 + -8x = 7 + -15

Combine like terms: 15 + -15 = 0
0 + -8x = 7 + -15
-8x = 7 + -15

Combine like terms: 7 + -15 = -8
-8x = -8

Divide each side by '-8'.
x = 1

Simplifying
x = 1

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