8x+4=15x-15

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


Simplifying
8x + 4 = 15x + -15

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

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

Solving
4 + 8x = -15 + 15x

Solving for variable 'x'.

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

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

Combine like terms: 8x + -15x = -7x
4 + -7x = -15 + 15x + -15x

Combine like terms: 15x + -15x = 0
4 + -7x = -15 + 0
4 + -7x = -15

Add '-4' to each side of the equation.
4 + -4 + -7x = -15 + -4

Combine like terms: 4 + -4 = 0
0 + -7x = -15 + -4
-7x = -15 + -4

Combine like terms: -15 + -4 = -19
-7x = -19

Divide each side by '-7'.
x = 2.714285714

Simplifying
x = 2.714285714

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