-r+37=2(2r+5)+2

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Solution for -r+37=2(2r+5)+2 equation:


Simplifying
-1r + 37 = 2(2r + 5) + 2

Reorder the terms:
37 + -1r = 2(2r + 5) + 2

Reorder the terms:
37 + -1r = 2(5 + 2r) + 2
37 + -1r = (5 * 2 + 2r * 2) + 2
37 + -1r = (10 + 4r) + 2

Reorder the terms:
37 + -1r = 10 + 2 + 4r

Combine like terms: 10 + 2 = 12
37 + -1r = 12 + 4r

Solving
37 + -1r = 12 + 4r

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
37 + -1r + -4r = 12 + 4r + -4r

Combine like terms: -1r + -4r = -5r
37 + -5r = 12 + 4r + -4r

Combine like terms: 4r + -4r = 0
37 + -5r = 12 + 0
37 + -5r = 12

Add '-37' to each side of the equation.
37 + -37 + -5r = 12 + -37

Combine like terms: 37 + -37 = 0
0 + -5r = 12 + -37
-5r = 12 + -37

Combine like terms: 12 + -37 = -25
-5r = -25

Divide each side by '-5'.
r = 5

Simplifying
r = 5

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