7r-(-16)=100

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Solution for 7r-(-16)=100 equation:


Simplifying
7r + -1(-16) = 100

Multiply -1 * -16
7r + 16 = 100

Reorder the terms:
16 + 7r = 100

Solving
16 + 7r = 100

Solving for variable 'r'.

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

Add '-16' to each side of the equation.
16 + -16 + 7r = 100 + -16

Combine like terms: 16 + -16 = 0
0 + 7r = 100 + -16
7r = 100 + -16

Combine like terms: 100 + -16 = 84
7r = 84

Divide each side by '7'.
r = 12

Simplifying
r = 12

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