7(8r-1)+2=8r-8

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Solution for 7(8r-1)+2=8r-8 equation:


Simplifying
7(8r + -1) + 2 = 8r + -8

Reorder the terms:
7(-1 + 8r) + 2 = 8r + -8
(-1 * 7 + 8r * 7) + 2 = 8r + -8
(-7 + 56r) + 2 = 8r + -8

Reorder the terms:
-7 + 2 + 56r = 8r + -8

Combine like terms: -7 + 2 = -5
-5 + 56r = 8r + -8

Reorder the terms:
-5 + 56r = -8 + 8r

Solving
-5 + 56r = -8 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
-5 + 56r + -8r = -8 + 8r + -8r

Combine like terms: 56r + -8r = 48r
-5 + 48r = -8 + 8r + -8r

Combine like terms: 8r + -8r = 0
-5 + 48r = -8 + 0
-5 + 48r = -8

Add '5' to each side of the equation.
-5 + 5 + 48r = -8 + 5

Combine like terms: -5 + 5 = 0
0 + 48r = -8 + 5
48r = -8 + 5

Combine like terms: -8 + 5 = -3
48r = -3

Divide each side by '48'.
r = -0.0625

Simplifying
r = -0.0625

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