3x-10+8x-30=180

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Solution for 3x-10+8x-30=180 equation:


Simplifying
3x + -10 + 8x + -30 = 180

Reorder the terms:
-10 + -30 + 3x + 8x = 180

Combine like terms: -10 + -30 = -40
-40 + 3x + 8x = 180

Combine like terms: 3x + 8x = 11x
-40 + 11x = 180

Solving
-40 + 11x = 180

Solving for variable 'x'.

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

Add '40' to each side of the equation.
-40 + 40 + 11x = 180 + 40

Combine like terms: -40 + 40 = 0
0 + 11x = 180 + 40
11x = 180 + 40

Combine like terms: 180 + 40 = 220
11x = 220

Divide each side by '11'.
x = 20

Simplifying
x = 20

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