-18=-(r+-5)+-16

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Solution for -18=-(r+-5)+-16 equation:


Simplifying
-18 = -1(r + -5) + -16

Reorder the terms:
-18 = -1(-5 + r) + -16
-18 = (-5 * -1 + r * -1) + -16
-18 = (5 + -1r) + -16

Reorder the terms:
-18 = 5 + -16 + -1r

Combine like terms: 5 + -16 = -11
-18 = -11 + -1r

Solving
-18 = -11 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
-18 + r = -11 + -1r + r

Combine like terms: -1r + r = 0
-18 + r = -11 + 0
-18 + r = -11

Add '18' to each side of the equation.
-18 + 18 + r = -11 + 18

Combine like terms: -18 + 18 = 0
0 + r = -11 + 18
r = -11 + 18

Combine like terms: -11 + 18 = 7
r = 7

Simplifying
r = 7

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