x+70-20x=13

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Solution for x+70-20x=13 equation:


Simplifying
x + 70 + -20x = 13

Reorder the terms:
70 + x + -20x = 13

Combine like terms: x + -20x = -19x
70 + -19x = 13

Solving
70 + -19x = 13

Solving for variable 'x'.

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

Add '-70' to each side of the equation.
70 + -70 + -19x = 13 + -70

Combine like terms: 70 + -70 = 0
0 + -19x = 13 + -70
-19x = 13 + -70

Combine like terms: 13 + -70 = -57
-19x = -57

Divide each side by '-19'.
x = 3

Simplifying
x = 3

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