100-r=54

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Solution for 100-r=54 equation: 


Simplifying
100 + -1r = 54

Solving
100 + -1r = 54

Solving for variable 'r'.

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

Add '-100' to each side of the equation.
100 + -100 + -1r = 54 + -100

Combine like terms: 100 + -100 = 0
0 + -1r = 54 + -100
-1r = 54 + -100

Combine like terms: 54 + -100 = -46
-1r = -46

Divide each side by '-1'.
r = 46

Simplifying
r = 46

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