24+7r=21

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Solution for 24+7r=21 equation: 


Simplifying
24 + 7r = 21

Solving
24 + 7r = 21

Solving for variable 'r'.

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

Add '-24' to each side of the equation.
24 + -24 + 7r = 21 + -24

Combine like terms: 24 + -24 = 0
0 + 7r = 21 + -24
7r = 21 + -24

Combine like terms: 21 + -24 = -3
7r = -3

Divide each side by '7'.
r = -0.4285714286

Simplifying
r = -0.4285714286

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