4+7r=39

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Solution for 4+7r=39 equation: 


Simplifying
4 + 7r = 39

Solving
4 + 7r = 39

Solving for variable 'r'.

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

Add '-4' to each side of the equation.
4 + -4 + 7r = 39 + -4

Combine like terms: 4 + -4 = 0
0 + 7r = 39 + -4
7r = 39 + -4

Combine like terms: 39 + -4 = 35
7r = 35

Divide each side by '7'.
r = 5

Simplifying
r = 5

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