7x-10+8x-20=180

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Solution for 7x-10+8x-20=180 equation:


Simplifying
7x + -10 + 8x + -20 = 180

Reorder the terms:
-10 + -20 + 7x + 8x = 180

Combine like terms: -10 + -20 = -30
-30 + 7x + 8x = 180

Combine like terms: 7x + 8x = 15x
-30 + 15x = 180

Solving
-30 + 15x = 180

Solving for variable 'x'.

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

Add '30' to each side of the equation.
-30 + 30 + 15x = 180 + 30

Combine like terms: -30 + 30 = 0
0 + 15x = 180 + 30
15x = 180 + 30

Combine like terms: 180 + 30 = 210
15x = 210

Divide each side by '15'.
x = 14

Simplifying
x = 14

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