a (b + c)

Algebra Level 1

a ( b + c) - ac = ?

Solve for "?" above.

ac a^2 ab b^2

Secret User by Secret User , 15, Canada

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2 solutions

Lâm Lê
Oct 21, 2020

a ( b + c ) − a c = a b + a c − a c = a b a(b+c)-ac=ab+\cancel{ac-ac}=ab

1 Helpful 0 Interesting 0 Brilliant 0 Confused
Secret User
Oct 21, 2020

We can distribute (a) into (b + c):

a (b + c) = ab + ac

Now subtract ac:

ab + ac - ac = ab.

0 Helpful 0 Interesting 0 Brilliant 0 Confused

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