15x-18=8x+7

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Solution for 15x-18=8x+7 equation:


Simplifying
15x + -18 = 8x + 7

Reorder the terms:
-18 + 15x = 8x + 7

Reorder the terms:
-18 + 15x = 7 + 8x

Solving
-18 + 15x = 7 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-18 + 15x + -8x = 7 + 8x + -8x

Combine like terms: 15x + -8x = 7x
-18 + 7x = 7 + 8x + -8x

Combine like terms: 8x + -8x = 0
-18 + 7x = 7 + 0
-18 + 7x = 7

Add '18' to each side of the equation.
-18 + 18 + 7x = 7 + 18

Combine like terms: -18 + 18 = 0
0 + 7x = 7 + 18
7x = 7 + 18

Combine like terms: 7 + 18 = 25
7x = 25

Divide each side by '7'.
x = 3.571428571

Simplifying
x = 3.571428571

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