7x-1-5x+15=30

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Solution for 7x-1-5x+15=30 equation:


Simplifying
7x + -1 + -5x + 15 = 30

Reorder the terms:
-1 + 15 + 7x + -5x = 30

Combine like terms: -1 + 15 = 14
14 + 7x + -5x = 30

Combine like terms: 7x + -5x = 2x
14 + 2x = 30

Solving
14 + 2x = 30

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 2x = 30 + -14

Combine like terms: 14 + -14 = 0
0 + 2x = 30 + -14
2x = 30 + -14

Combine like terms: 30 + -14 = 16
2x = 16

Divide each side by '2'.
x = 8

Simplifying
x = 8

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