8(4r-8)=38+2r

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Solution for 8(4r-8)=38+2r equation:


Simplifying
8(4r + -8) = 38 + 2r

Reorder the terms:
8(-8 + 4r) = 38 + 2r
(-8 * 8 + 4r * 8) = 38 + 2r
(-64 + 32r) = 38 + 2r

Solving
-64 + 32r = 38 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
-64 + 32r + -2r = 38 + 2r + -2r

Combine like terms: 32r + -2r = 30r
-64 + 30r = 38 + 2r + -2r

Combine like terms: 2r + -2r = 0
-64 + 30r = 38 + 0
-64 + 30r = 38

Add '64' to each side of the equation.
-64 + 64 + 30r = 38 + 64

Combine like terms: -64 + 64 = 0
0 + 30r = 38 + 64
30r = 38 + 64

Combine like terms: 38 + 64 = 102
30r = 102

Divide each side by '30'.
r = 3.4

Simplifying
r = 3.4

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