45r-7=52r-56

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Solution for 45r-7=52r-56 equation:


Simplifying
45r + -7 = 52r + -56

Reorder the terms:
-7 + 45r = 52r + -56

Reorder the terms:
-7 + 45r = -56 + 52r

Solving
-7 + 45r = -56 + 52r

Solving for variable 'r'.

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

Add '-52r' to each side of the equation.
-7 + 45r + -52r = -56 + 52r + -52r

Combine like terms: 45r + -52r = -7r
-7 + -7r = -56 + 52r + -52r

Combine like terms: 52r + -52r = 0
-7 + -7r = -56 + 0
-7 + -7r = -56

Add '7' to each side of the equation.
-7 + 7 + -7r = -56 + 7

Combine like terms: -7 + 7 = 0
0 + -7r = -56 + 7
-7r = -56 + 7

Combine like terms: -56 + 7 = -49
-7r = -49

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

Simplifying
r = 7

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