4(r+5)=23

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Solution for 4(r+5)=23 equation:


Simplifying
4(r + 5) = 23

Reorder the terms:
4(5 + r) = 23
(5 * 4 + r * 4) = 23
(20 + 4r) = 23

Solving
20 + 4r = 23

Solving for variable 'r'.

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

Add '-20' to each side of the equation.
20 + -20 + 4r = 23 + -20

Combine like terms: 20 + -20 = 0
0 + 4r = 23 + -20
4r = 23 + -20

Combine like terms: 23 + -20 = 3
4r = 3

Divide each side by '4'.
r = 0.75

Simplifying
r = 0.75

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