12r+8-7=

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Solution for 12r+8-7= equation:


Simplifying
12r + 8 + -7 = 0

Reorder the terms:
8 + -7 + 12r = 0

Combine like terms: 8 + -7 = 1
1 + 12r = 0

Solving
1 + 12r = 0

Solving for variable 'r'.

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

Add '-1' to each side of the equation.
1 + -1 + 12r = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 12r = 0 + -1
12r = 0 + -1

Combine like terms: 0 + -1 = -1
12r = -1

Divide each side by '12'.
r = -0.08333333333

Simplifying
r = -0.08333333333

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