7+16r-3=9r+100-5r

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Solution for 7+16r-3=9r+100-5r equation:


Simplifying
7 + 16r + -3 = 9r + 100 + -5r

Reorder the terms:
7 + -3 + 16r = 9r + 100 + -5r

Combine like terms: 7 + -3 = 4
4 + 16r = 9r + 100 + -5r

Reorder the terms:
4 + 16r = 100 + 9r + -5r

Combine like terms: 9r + -5r = 4r
4 + 16r = 100 + 4r

Solving
4 + 16r = 100 + 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.
4 + 16r + -4r = 100 + 4r + -4r

Combine like terms: 16r + -4r = 12r
4 + 12r = 100 + 4r + -4r

Combine like terms: 4r + -4r = 0
4 + 12r = 100 + 0
4 + 12r = 100

Add '-4' to each side of the equation.
4 + -4 + 12r = 100 + -4

Combine like terms: 4 + -4 = 0
0 + 12r = 100 + -4
12r = 100 + -4

Combine like terms: 100 + -4 = 96
12r = 96

Divide each side by '12'.
r = 8

Simplifying
r = 8

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