-9+8r=7(-5r-1)-2

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Solution for -9+8r=7(-5r-1)-2 equation:


Simplifying
-9 + 8r = 7(-5r + -1) + -2

Reorder the terms:
-9 + 8r = 7(-1 + -5r) + -2
-9 + 8r = (-1 * 7 + -5r * 7) + -2
-9 + 8r = (-7 + -35r) + -2

Reorder the terms:
-9 + 8r = -7 + -2 + -35r

Combine like terms: -7 + -2 = -9
-9 + 8r = -9 + -35r

Add '9' to each side of the equation.
-9 + 9 + 8r = -9 + 9 + -35r

Combine like terms: -9 + 9 = 0
0 + 8r = -9 + 9 + -35r
8r = -9 + 9 + -35r

Combine like terms: -9 + 9 = 0
8r = 0 + -35r
8r = -35r

Solving
8r = -35r

Solving for variable 'r'.

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

Add '35r' to each side of the equation.
8r + 35r = -35r + 35r

Combine like terms: 8r + 35r = 43r
43r = -35r + 35r

Combine like terms: -35r + 35r = 0
43r = 0

Divide each side by '43'.
r = 0

Simplifying
r = 0

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