4x+5(x+3)=x+15

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Solution for 4x+5(x+3)=x+15 equation:


Simplifying
4x + 5(x + 3) = x + 15

Reorder the terms:
4x + 5(3 + x) = x + 15
4x + (3 * 5 + x * 5) = x + 15
4x + (15 + 5x) = x + 15

Reorder the terms:
15 + 4x + 5x = x + 15

Combine like terms: 4x + 5x = 9x
15 + 9x = x + 15

Reorder the terms:
15 + 9x = 15 + x

Add '-15' to each side of the equation.
15 + -15 + 9x = 15 + -15 + x

Combine like terms: 15 + -15 = 0
0 + 9x = 15 + -15 + x
9x = 15 + -15 + x

Combine like terms: 15 + -15 = 0
9x = 0 + x
9x = x

Solving
9x = 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.
9x + -1x = x + -1x

Combine like terms: 9x + -1x = 8x
8x = x + -1x

Combine like terms: x + -1x = 0
8x = 0

Divide each side by '8'.
x = 0

Simplifying
x = 0

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