-89+8r=43-3r

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Solution for -89+8r=43-3r equation:


Simplifying
-89 + 8r = 43 + -3r

Solving
-89 + 8r = 43 + -3r

Solving for variable 'r'.

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

Add '3r' to each side of the equation.
-89 + 8r + 3r = 43 + -3r + 3r

Combine like terms: 8r + 3r = 11r
-89 + 11r = 43 + -3r + 3r

Combine like terms: -3r + 3r = 0
-89 + 11r = 43 + 0
-89 + 11r = 43

Add '89' to each side of the equation.
-89 + 89 + 11r = 43 + 89

Combine like terms: -89 + 89 = 0
0 + 11r = 43 + 89
11r = 43 + 89

Combine like terms: 43 + 89 = 132
11r = 132

Divide each side by '11'.
r = 12

Simplifying
r = 12

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