104=8(r+7)

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Solution for 104=8(r+7) equation:


Simplifying
104 = 8(r + 7)

Reorder the terms:
104 = 8(7 + r)
104 = (7 * 8 + r * 8)
104 = (56 + 8r)

Solving
104 = 56 + 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.
104 + -8r = 56 + 8r + -8r

Combine like terms: 8r + -8r = 0
104 + -8r = 56 + 0
104 + -8r = 56

Add '-104' to each side of the equation.
104 + -104 + -8r = 56 + -104

Combine like terms: 104 + -104 = 0
0 + -8r = 56 + -104
-8r = 56 + -104

Combine like terms: 56 + -104 = -48
-8r = -48

Divide each side by '-8'.
r = 6

Simplifying
r = 6

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