-4-5r-7=-16

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Solution for -4-5r-7=-16 equation:


Simplifying
-4 + -5r + -7 = -16

Reorder the terms:
-4 + -7 + -5r = -16

Combine like terms: -4 + -7 = -11
-11 + -5r = -16

Solving
-11 + -5r = -16

Solving for variable 'r'.

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

Add '11' to each side of the equation.
-11 + 11 + -5r = -16 + 11

Combine like terms: -11 + 11 = 0
0 + -5r = -16 + 11
-5r = -16 + 11

Combine like terms: -16 + 11 = -5
-5r = -5

Divide each side by '-5'.
r = 1

Simplifying
r = 1

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