Question

What is the solution for d+35.5=52?

Answer 1

d = 16.5

Explanation:

Add -35.5 to both sides of the equation, then simplify.

... d + 35.5 - 35.5 = 52 - 35.5

... d + 0 = 16.5

... d = 16.5

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In general, if something unwanted is added, adding the opposite will undo that operation.