7x+4-15x=15

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Solution for 7x+4-15x=15 equation:


Simplifying
7x + 4 + -15x = 15

Reorder the terms:
4 + 7x + -15x = 15

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

Solving
4 + -8x = 15

Solving for variable 'x'.

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

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

Combine like terms: 4 + -4 = 0
0 + -8x = 15 + -4
-8x = 15 + -4

Combine like terms: 15 + -4 = 11
-8x = 11

Divide each side by '-8'.
x = -1.375

Simplifying
x = -1.375

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