9r-18=10r-6

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Solution for 9r-18=10r-6 equation:


Simplifying
9r + -18 = 10r + -6

Reorder the terms:
-18 + 9r = 10r + -6

Reorder the terms:
-18 + 9r = -6 + 10r

Solving
-18 + 9r = -6 + 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.
-18 + 9r + -10r = -6 + 10r + -10r

Combine like terms: 9r + -10r = -1r
-18 + -1r = -6 + 10r + -10r

Combine like terms: 10r + -10r = 0
-18 + -1r = -6 + 0
-18 + -1r = -6

Add '18' to each side of the equation.
-18 + 18 + -1r = -6 + 18

Combine like terms: -18 + 18 = 0
0 + -1r = -6 + 18
-1r = -6 + 18

Combine like terms: -6 + 18 = 12
-1r = 12

Divide each side by '-1'.
r = -12

Simplifying
r = -12

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