-4+5(2r+8)=36-8r

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Solution for -4+5(2r+8)=36-8r equation:


Simplifying
-4 + 5(2r + 8) = 36 + -8r

Reorder the terms:
-4 + 5(8 + 2r) = 36 + -8r
-4 + (8 * 5 + 2r * 5) = 36 + -8r
-4 + (40 + 10r) = 36 + -8r

Combine like terms: -4 + 40 = 36
36 + 10r = 36 + -8r

Add '-36' to each side of the equation.
36 + -36 + 10r = 36 + -36 + -8r

Combine like terms: 36 + -36 = 0
0 + 10r = 36 + -36 + -8r
10r = 36 + -36 + -8r

Combine like terms: 36 + -36 = 0
10r = 0 + -8r
10r = -8r

Solving
10r = -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.
10r + 8r = -8r + 8r

Combine like terms: 10r + 8r = 18r
18r = -8r + 8r

Combine like terms: -8r + 8r = 0
18r = 0

Divide each side by '18'.
r = 0

Simplifying
r = 0

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