75x+40x-30=-12x+120x

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Solution for 75x+40x-30=-12x+120x equation:


Simplifying
75x + 40x + -30 = -12x + 120x

Reorder the terms:
-30 + 75x + 40x = -12x + 120x

Combine like terms: 75x + 40x = 115x
-30 + 115x = -12x + 120x

Combine like terms: -12x + 120x = 108x
-30 + 115x = 108x

Solving
-30 + 115x = 108x

Solving for variable 'x'.

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

Add '-108x' to each side of the equation.
-30 + 115x + -108x = 108x + -108x

Combine like terms: 115x + -108x = 7x
-30 + 7x = 108x + -108x

Combine like terms: 108x + -108x = 0
-30 + 7x = 0

Add '30' to each side of the equation.
-30 + 30 + 7x = 0 + 30

Combine like terms: -30 + 30 = 0
0 + 7x = 0 + 30
7x = 0 + 30

Combine like terms: 0 + 30 = 30
7x = 30

Divide each side by '7'.
x = 4.285714286

Simplifying
x = 4.285714286

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