-3+9r=10r-10

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Solution for -3+9r=10r-10 equation:


Simplifying
-3 + 9r = 10r + -10

Reorder the terms:
-3 + 9r = -10 + 10r

Solving
-3 + 9r = -10 + 10r

Solving for variable 'r'.

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

Add '-10r' to each side of the equation.
-3 + 9r + -10r = -10 + 10r + -10r

Combine like terms: 9r + -10r = -1r
-3 + -1r = -10 + 10r + -10r

Combine like terms: 10r + -10r = 0
-3 + -1r = -10 + 0
-3 + -1r = -10

Add '3' to each side of the equation.
-3 + 3 + -1r = -10 + 3

Combine like terms: -3 + 3 = 0
0 + -1r = -10 + 3
-1r = -10 + 3

Combine like terms: -10 + 3 = -7
-1r = -7

Divide each side by '-1'.
r = 7

Simplifying
r = 7

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