5x+15=(x+3)

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Solution for 5x+15=(x+3) equation:


Simplifying
5x + 15 = (x + 3)

Reorder the terms:
15 + 5x = (x + 3)

Reorder the terms:
15 + 5x = (3 + x)

Remove parenthesis around (3 + x)
15 + 5x = 3 + x

Solving
15 + 5x = 3 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
15 + 5x + -1x = 3 + x + -1x

Combine like terms: 5x + -1x = 4x
15 + 4x = 3 + x + -1x

Combine like terms: x + -1x = 0
15 + 4x = 3 + 0
15 + 4x = 3

Add '-15' to each side of the equation.
15 + -15 + 4x = 3 + -15

Combine like terms: 15 + -15 = 0
0 + 4x = 3 + -15
4x = 3 + -15

Combine like terms: 3 + -15 = -12
4x = -12

Divide each side by '4'.
x = -3

Simplifying
x = -3

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