9r+8=-10

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Solution for 9r+8=-10 equation: 


Simplifying
9r + 8 = -10

Reorder the terms:
8 + 9r = -10

Solving
8 + 9r = -10

Solving for variable 'r'.

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

Add '-8' to each side of the equation.
8 + -8 + 9r = -10 + -8

Combine like terms: 8 + -8 = 0
0 + 9r = -10 + -8
9r = -10 + -8

Combine like terms: -10 + -8 = -18
9r = -18

Divide each side by '9'.
r = -2

Simplifying
r = -2

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