4r-4(r-4)+r=37

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Solution for 4r-4(r-4)+r=37 equation: 


Simplifying
4r + -4(r + -4) + r = 37

Reorder the terms:
4r + -4(-4 + r) + r = 37
4r + (-4 * -4 + r * -4) + r = 37
4r + (16 + -4r) + r = 37

Reorder the terms:
16 + 4r + -4r + r = 37

Combine like terms: 4r + -4r = 0
16 + 0 + r = 37
16 + r = 37

Solving
16 + r = 37

Solving for variable 'r'.

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

Add '-16' to each side of the equation.
16 + -16 + r = 37 + -16

Combine like terms: 16 + -16 = 0
0 + r = 37 + -16
r = 37 + -16

Combine like terms: 37 + -16 = 21
r = 21

Simplifying
r = 21

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