8x-15=4x+15

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Solution for 8x-15=4x+15 equation:


Simplifying
8x + -15 = 4x + 15

Reorder the terms:
-15 + 8x = 4x + 15

Reorder the terms:
-15 + 8x = 15 + 4x

Solving
-15 + 8x = 15 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-15 + 8x + -4x = 15 + 4x + -4x

Combine like terms: 8x + -4x = 4x
-15 + 4x = 15 + 4x + -4x

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

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

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

Combine like terms: 15 + 15 = 30
4x = 30

Divide each side by '4'.
x = 7.5

Simplifying
x = 7.5

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