2-r=-16+5r-7+7

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Solution for 2-r=-16+5r-7+7 equation: 


Simplifying
2 + -1r = -16 + 5r + -7 + 7

Reorder the terms:
2 + -1r = -16 + -7 + 7 + 5r

Combine like terms: -16 + -7 = -23
2 + -1r = -23 + 7 + 5r

Combine like terms: -23 + 7 = -16
2 + -1r = -16 + 5r

Solving
2 + -1r = -16 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
2 + -1r + -5r = -16 + 5r + -5r

Combine like terms: -1r + -5r = -6r
2 + -6r = -16 + 5r + -5r

Combine like terms: 5r + -5r = 0
2 + -6r = -16 + 0
2 + -6r = -16

Add '-2' to each side of the equation.
2 + -2 + -6r = -16 + -2

Combine like terms: 2 + -2 = 0
0 + -6r = -16 + -2
-6r = -16 + -2

Combine like terms: -16 + -2 = -18
-6r = -18

Divide each side by '-6'.
r = 3

Simplifying
r = 3

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