2(r-15)=74

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Solution for 2(r-15)=74 equation: 


Simplifying
2(r + -15) = 74

Reorder the terms:
2(-15 + r) = 74
(-15 * 2 + r * 2) = 74
(-30 + 2r) = 74

Solving
-30 + 2r = 74

Solving for variable 'r'.

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

Add '30' to each side of the equation.
-30 + 30 + 2r = 74 + 30

Combine like terms: -30 + 30 = 0
0 + 2r = 74 + 30
2r = 74 + 30

Combine like terms: 74 + 30 = 104
2r = 104

Divide each side by '2'.
r = 52

Simplifying
r = 52

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