Let x be the price of the blouse.
42=2x-14
56=2x
28=x
The blouse was $28
Answer:
He can add through calculater or by doing addition in his mind
1. Number that adds up to -12 and multiplied by the same # that gives u -13. Set it up like this because both are negative so, u need 1 negative and 1 positive.
(x-13)(x+1)
2. Same rule applies. GCF
8y(4y+1)
3. (x+3)(x-3)
Female students that participate: 51
male students that don’t: 30