15x+70=20x-35

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Solution for 15x+70=20x-35 equation:


Simplifying
15x + 70 = 20x + -35

Reorder the terms:
70 + 15x = 20x + -35

Reorder the terms:
70 + 15x = -35 + 20x

Solving
70 + 15x = -35 + 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.
70 + 15x + -20x = -35 + 20x + -20x

Combine like terms: 15x + -20x = -5x
70 + -5x = -35 + 20x + -20x

Combine like terms: 20x + -20x = 0
70 + -5x = -35 + 0
70 + -5x = -35

Add '-70' to each side of the equation.
70 + -70 + -5x = -35 + -70

Combine like terms: 70 + -70 = 0
0 + -5x = -35 + -70
-5x = -35 + -70

Combine like terms: -35 + -70 = -105
-5x = -105

Divide each side by '-5'.
x = 21

Simplifying
x = 21

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