15x+4=8x-5

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Solution for 15x+4=8x-5 equation:


Simplifying
15x + 4 = 8x + -5

Reorder the terms:
4 + 15x = 8x + -5

Reorder the terms:
4 + 15x = -5 + 8x

Solving
4 + 15x = -5 + 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.
4 + 15x + -8x = -5 + 8x + -8x

Combine like terms: 15x + -8x = 7x
4 + 7x = -5 + 8x + -8x

Combine like terms: 8x + -8x = 0
4 + 7x = -5 + 0
4 + 7x = -5

Add '-4' to each side of the equation.
4 + -4 + 7x = -5 + -4

Combine like terms: 4 + -4 = 0
0 + 7x = -5 + -4
7x = -5 + -4

Combine like terms: -5 + -4 = -9
7x = -9

Divide each side by '7'.
x = -1.285714286

Simplifying
x = -1.285714286

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