8r-13=-41+r

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Solution for 8r-13=-41+r equation:


Simplifying
8r + -13 = -41 + r

Reorder the terms:
-13 + 8r = -41 + r

Solving
-13 + 8r = -41 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-13 + 8r + -1r = -41 + r + -1r

Combine like terms: 8r + -1r = 7r
-13 + 7r = -41 + r + -1r

Combine like terms: r + -1r = 0
-13 + 7r = -41 + 0
-13 + 7r = -41

Add '13' to each side of the equation.
-13 + 13 + 7r = -41 + 13

Combine like terms: -13 + 13 = 0
0 + 7r = -41 + 13
7r = -41 + 13

Combine like terms: -41 + 13 = -28
7r = -28

Divide each side by '7'.
r = -4

Simplifying
r = -4

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