7x+15=20x-50

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Solution for 7x+15=20x-50 equation:


Simplifying
7x + 15 = 20x + -50

Reorder the terms:
15 + 7x = 20x + -50

Reorder the terms:
15 + 7x = -50 + 20x

Solving
15 + 7x = -50 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
15 + 7x + -20x = -50 + 20x + -20x

Combine like terms: 7x + -20x = -13x
15 + -13x = -50 + 20x + -20x

Combine like terms: 20x + -20x = 0
15 + -13x = -50 + 0
15 + -13x = -50

Add '-15' to each side of the equation.
15 + -15 + -13x = -50 + -15

Combine like terms: 15 + -15 = 0
0 + -13x = -50 + -15
-13x = -50 + -15

Combine like terms: -50 + -15 = -65
-13x = -65

Divide each side by '-13'.
x = 5

Simplifying
x = 5

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