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P=a+b+c solve for a pre algebras

User Bananakilo
by
8.5k points

1 Answer

1 vote

Answer:

a = P - b - c

Explanation:

given

P = a + b + c ( to isolate a we require to subtract b and c from both sides )

subtract b from both sides

P - b = a + b - b + c ( simplify )

P - b = a + c ( subtract c from both sides )

P - b - c = a + c - c , that is

P - b - c = a

User Bruchowski
by
8.2k points
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