-7r+8=-9r+26

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Solution for -7r+8=-9r+26 equation:


Simplifying
-7r + 8 = -9r + 26

Reorder the terms:
8 + -7r = -9r + 26

Reorder the terms:
8 + -7r = 26 + -9r

Solving
8 + -7r = 26 + -9r

Solving for variable 'r'.

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

Add '9r' to each side of the equation.
8 + -7r + 9r = 26 + -9r + 9r

Combine like terms: -7r + 9r = 2r
8 + 2r = 26 + -9r + 9r

Combine like terms: -9r + 9r = 0
8 + 2r = 26 + 0
8 + 2r = 26

Add '-8' to each side of the equation.
8 + -8 + 2r = 26 + -8

Combine like terms: 8 + -8 = 0
0 + 2r = 26 + -8
2r = 26 + -8

Combine like terms: 26 + -8 = 18
2r = 18

Divide each side by '2'.
r = 9

Simplifying
r = 9

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