Question

simplify each expression
(3a^2+1) - (4+2a^2)

Answer 1

The equals sign is misplaced.

Answer 2

You need to multiply the negative through the second set of parenthesis. This will give you 3a^2+1-4-2a^2. Combine like terms (3a^2-2a^2 and 1-4) gives you a final answer of a^2-3