12r+4r-15r=16

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Solution for 12r+4r-15r=16 equation: 


Simplifying
12r + 4r + -15r = 16

Combine like terms: 12r + 4r = 16r
16r + -15r = 16

Combine like terms: 16r + -15r = 1r
1r = 16

Solving
1r = 16

Solving for variable 'r'.

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

Divide each side by '1'.
r = 16

Simplifying
r = 16

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