8(r+4)=40

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Solution for 8(r+4)=40 equation: 


Simplifying
8(r + 4) = 40

Reorder the terms:
8(4 + r) = 40
(4 * 8 + r * 8) = 40
(32 + 8r) = 40

Solving
32 + 8r = 40

Solving for variable 'r'.

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

Add '-32' to each side of the equation.
32 + -32 + 8r = 40 + -32

Combine like terms: 32 + -32 = 0
0 + 8r = 40 + -32
8r = 40 + -32

Combine like terms: 40 + -32 = 8
8r = 8

Divide each side by '8'.
r = 1

Simplifying
r = 1

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