7=4(x+3)+x

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Solution for 7=4(x+3)+x equation:


Simplifying
7 = 4(x + 3) + x

Reorder the terms:
7 = 4(3 + x) + x
7 = (3 * 4 + x * 4) + x
7 = (12 + 4x) + x

Combine like terms: 4x + x = 5x
7 = 12 + 5x

Solving
7 = 12 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
7 + -5x = 12 + 5x + -5x

Combine like terms: 5x + -5x = 0
7 + -5x = 12 + 0
7 + -5x = 12

Add '-7' to each side of the equation.
7 + -7 + -5x = 12 + -7

Combine like terms: 7 + -7 = 0
0 + -5x = 12 + -7
-5x = 12 + -7

Combine like terms: 12 + -7 = 5
-5x = 5

Divide each side by '-5'.
x = -1

Simplifying
x = -1

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