-3-5-2r=40-8r

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Solution for -3-5-2r=40-8r equation:


Simplifying
-3 + -5 + -2r = 40 + -8r

Combine like terms: -3 + -5 = -8
-8 + -2r = 40 + -8r

Solving
-8 + -2r = 40 + -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.
-8 + -2r + 8r = 40 + -8r + 8r

Combine like terms: -2r + 8r = 6r
-8 + 6r = 40 + -8r + 8r

Combine like terms: -8r + 8r = 0
-8 + 6r = 40 + 0
-8 + 6r = 40

Add '8' to each side of the equation.
-8 + 8 + 6r = 40 + 8

Combine like terms: -8 + 8 = 0
0 + 6r = 40 + 8
6r = 40 + 8

Combine like terms: 40 + 8 = 48
6r = 48

Divide each side by '6'.
r = 8

Simplifying
r = 8

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