-30=7r

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Solution for -30=7r equation:


Simplifying
-30 = 7r

Solving
-30 = 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.
-30 + -7r = 7r + -7r

Combine like terms: 7r + -7r = 0
-30 + -7r = 0

Add '30' to each side of the equation.
-30 + 30 + -7r = 0 + 30

Combine like terms: -30 + 30 = 0
0 + -7r = 0 + 30
-7r = 0 + 30

Combine like terms: 0 + 30 = 30
-7r = 30

Divide each side by '-7'.
r = -4.285714286

Simplifying
r = -4.285714286

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