r-164=8r-3

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Solution for r-164=8r-3 equation:


Simplifying
r + -164 = 8r + -3

Reorder the terms:
-164 + r = 8r + -3

Reorder the terms:
-164 + r = -3 + 8r

Solving
-164 + r = -3 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
-164 + r + -8r = -3 + 8r + -8r

Combine like terms: r + -8r = -7r
-164 + -7r = -3 + 8r + -8r

Combine like terms: 8r + -8r = 0
-164 + -7r = -3 + 0
-164 + -7r = -3

Add '164' to each side of the equation.
-164 + 164 + -7r = -3 + 164

Combine like terms: -164 + 164 = 0
0 + -7r = -3 + 164
-7r = -3 + 164

Combine like terms: -3 + 164 = 161
-7r = 161

Divide each side by '-7'.
r = -23

Simplifying
r = -23

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