-5r-3r+1=8-7r

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Solution for -5r-3r+1=8-7r equation:


Simplifying
-5r + -3r + 1 = 8 + -7r

Reorder the terms:
1 + -5r + -3r = 8 + -7r

Combine like terms: -5r + -3r = -8r
1 + -8r = 8 + -7r

Solving
1 + -8r = 8 + -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.
1 + -8r + 7r = 8 + -7r + 7r

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

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

Add '-1' to each side of the equation.
1 + -1 + -1r = 8 + -1

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

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

Divide each side by '-1'.
r = -7

Simplifying
r = -7

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