12x-30=7x+50

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Solution for 12x-30=7x+50 equation:


Simplifying
12x + -30 = 7x + 50

Reorder the terms:
-30 + 12x = 7x + 50

Reorder the terms:
-30 + 12x = 50 + 7x

Solving
-30 + 12x = 50 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-30 + 12x + -7x = 50 + 7x + -7x

Combine like terms: 12x + -7x = 5x
-30 + 5x = 50 + 7x + -7x

Combine like terms: 7x + -7x = 0
-30 + 5x = 50 + 0
-30 + 5x = 50

Add '30' to each side of the equation.
-30 + 30 + 5x = 50 + 30

Combine like terms: -30 + 30 = 0
0 + 5x = 50 + 30
5x = 50 + 30

Combine like terms: 50 + 30 = 80
5x = 80

Divide each side by '5'.
x = 16

Simplifying
x = 16

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