25(r+2)-3(r-2)=75

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Solution for 25(r+2)-3(r-2)=75 equation:


Simplifying
25(r + 2) + -3(r + -2) = 75

Reorder the terms:
25(2 + r) + -3(r + -2) = 75
(2 * 25 + r * 25) + -3(r + -2) = 75
(50 + 25r) + -3(r + -2) = 75

Reorder the terms:
50 + 25r + -3(-2 + r) = 75
50 + 25r + (-2 * -3 + r * -3) = 75
50 + 25r + (6 + -3r) = 75

Reorder the terms:
50 + 6 + 25r + -3r = 75

Combine like terms: 50 + 6 = 56
56 + 25r + -3r = 75

Combine like terms: 25r + -3r = 22r
56 + 22r = 75

Solving
56 + 22r = 75

Solving for variable 'r'.

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

Add '-56' to each side of the equation.
56 + -56 + 22r = 75 + -56

Combine like terms: 56 + -56 = 0
0 + 22r = 75 + -56
22r = 75 + -56

Combine like terms: 75 + -56 = 19
22r = 19

Divide each side by '22'.
r = 0.8636363636

Simplifying
r = 0.8636363636

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