100=d+18+r

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Solution for 100=d+18+r equation:


Simplifying
100 = d + 18 + r

Reorder the terms:
100 = 18 + d + r

Solving
100 = 18 + d + r

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
100 + -1d = 18 + d + -1d + r

Combine like terms: d + -1d = 0
100 + -1d = 18 + 0 + r
100 + -1d = 18 + r

Add '-100' to each side of the equation.
100 + -100 + -1d = 18 + -100 + r

Combine like terms: 100 + -100 = 0
0 + -1d = 18 + -100 + r
-1d = 18 + -100 + r

Combine like terms: 18 + -100 = -82
-1d = -82 + r

Divide each side by '-1'.
d = 82 + -1r

Simplifying
d = 82 + -1r

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