-7r+4=-8

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Solution for -7r+4=-8 equation: 


Simplifying
-7r + 4 = -8

Reorder the terms:
4 + -7r = -8

Solving
4 + -7r = -8

Solving for variable 'r'.

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

Add '-4' to each side of the equation.
4 + -4 + -7r = -8 + -4

Combine like terms: 4 + -4 = 0
0 + -7r = -8 + -4
-7r = -8 + -4

Combine like terms: -8 + -4 = -12
-7r = -12

Divide each side by '-7'.
r = 1.714285714

Simplifying
r = 1.714285714

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