8+3r=7(-6r-6)-5r

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Solution for 8+3r=7(-6r-6)-5r equation:


Simplifying
8 + 3r = 7(-6r + -6) + -5r

Reorder the terms:
8 + 3r = 7(-6 + -6r) + -5r
8 + 3r = (-6 * 7 + -6r * 7) + -5r
8 + 3r = (-42 + -42r) + -5r

Combine like terms: -42r + -5r = -47r
8 + 3r = -42 + -47r

Solving
8 + 3r = -42 + -47r

Solving for variable 'r'.

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

Add '47r' to each side of the equation.
8 + 3r + 47r = -42 + -47r + 47r

Combine like terms: 3r + 47r = 50r
8 + 50r = -42 + -47r + 47r

Combine like terms: -47r + 47r = 0
8 + 50r = -42 + 0
8 + 50r = -42

Add '-8' to each side of the equation.
8 + -8 + 50r = -42 + -8

Combine like terms: 8 + -8 = 0
0 + 50r = -42 + -8
50r = -42 + -8

Combine like terms: -42 + -8 = -50
50r = -50

Divide each side by '50'.
r = -1

Simplifying
r = -1

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