5+7r=3r-7

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Solution for 5+7r=3r-7 equation:


Simplifying
5 + 7r = 3r + -7

Reorder the terms:
5 + 7r = -7 + 3r

Solving
5 + 7r = -7 + 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.
5 + 7r + -3r = -7 + 3r + -3r

Combine like terms: 7r + -3r = 4r
5 + 4r = -7 + 3r + -3r

Combine like terms: 3r + -3r = 0
5 + 4r = -7 + 0
5 + 4r = -7

Add '-5' to each side of the equation.
5 + -5 + 4r = -7 + -5

Combine like terms: 5 + -5 = 0
0 + 4r = -7 + -5
4r = -7 + -5

Combine like terms: -7 + -5 = -12
4r = -12

Divide each side by '4'.
r = -3

Simplifying
r = -3

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