2.5=d-(20)

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Solution for 2.5=d-(20) equation: 


Simplifying
2.5 = d + -1(20)

Multiply -1 * 20
2.5 = d + -20

Reorder the terms:
2.5 = -20 + d

Solving
2.5 = -20 + d

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.
2.5 + -1d = -20 + d + -1d

Combine like terms: d + -1d = 0
2.5 + -1d = -20 + 0
2.5 + -1d = -20

Add '-2.5' to each side of the equation.
2.5 + -2.5 + -1d = -20 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + -1d = -20 + -2.5
-1d = -20 + -2.5

Combine like terms: -20 + -2.5 = -22.5
-1d = -22.5

Divide each side by '-1'.
d = 22.5

Simplifying
d = 22.5

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