70=70r-70

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Solution for 70=70r-70 equation:


Simplifying
70 = 70r + -70

Reorder the terms:
70 = -70 + 70r

Solving
70 = -70 + 70r

Solving for variable 'r'.

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

Add '-70r' to each side of the equation.
70 + -70r = -70 + 70r + -70r

Combine like terms: 70r + -70r = 0
70 + -70r = -70 + 0
70 + -70r = -70

Add '-70' to each side of the equation.
70 + -70 + -70r = -70 + -70

Combine like terms: 70 + -70 = 0
0 + -70r = -70 + -70
-70r = -70 + -70

Combine like terms: -70 + -70 = -140
-70r = -140

Divide each side by '-70'.
r = 2

Simplifying
r = 2

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