-28=7r

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Solution for -28=7r equation:


Simplifying
-28 = 7r

Solving
-28 = 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
-28 + -7r = 7r + -7r

Combine like terms: 7r + -7r = 0
-28 + -7r = 0

Add '28' to each side of the equation.
-28 + 28 + -7r = 0 + 28

Combine like terms: -28 + 28 = 0
0 + -7r = 0 + 28
-7r = 0 + 28

Combine like terms: 0 + 28 = 28
-7r = 28

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

Simplifying
r = -4

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