15+7x=9x+3

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Solution for 15+7x=9x+3 equation:


Simplifying
15 + 7x = 9x + 3

Reorder the terms:
15 + 7x = 3 + 9x

Solving
15 + 7x = 3 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
15 + 7x + -9x = 3 + 9x + -9x

Combine like terms: 7x + -9x = -2x
15 + -2x = 3 + 9x + -9x

Combine like terms: 9x + -9x = 0
15 + -2x = 3 + 0
15 + -2x = 3

Add '-15' to each side of the equation.
15 + -15 + -2x = 3 + -15

Combine like terms: 15 + -15 = 0
0 + -2x = 3 + -15
-2x = 3 + -15

Combine like terms: 3 + -15 = -12
-2x = -12

Divide each side by '-2'.
x = 6

Simplifying
x = 6

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