7x-5+2x=x+15

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Solution for 7x-5+2x=x+15 equation:


Simplifying
7x + -5 + 2x = x + 15

Reorder the terms:
-5 + 7x + 2x = x + 15

Combine like terms: 7x + 2x = 9x
-5 + 9x = x + 15

Reorder the terms:
-5 + 9x = 15 + x

Solving
-5 + 9x = 15 + 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.
-5 + 9x + -1x = 15 + x + -1x

Combine like terms: 9x + -1x = 8x
-5 + 8x = 15 + x + -1x

Combine like terms: x + -1x = 0
-5 + 8x = 15 + 0
-5 + 8x = 15

Add '5' to each side of the equation.
-5 + 5 + 8x = 15 + 5

Combine like terms: -5 + 5 = 0
0 + 8x = 15 + 5
8x = 15 + 5

Combine like terms: 15 + 5 = 20
8x = 20

Divide each side by '8'.
x = 2.5

Simplifying
x = 2.5

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