-7r+4=18

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Solution for -7r+4=18 equation: 


Simplifying
-7r + 4 = 18

Reorder the terms:
4 + -7r = 18

Solving
4 + -7r = 18

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 = 18 + -4

Combine like terms: 4 + -4 = 0
0 + -7r = 18 + -4
-7r = 18 + -4

Combine like terms: 18 + -4 = 14
-7r = 14

Divide each side by '-7'.
r = -2

Simplifying
r = -2

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