Sari is factoring the polynomial 2x2 + 5x + 3. what is the missing number in her factorization?

2x2 + 5x + 3

= (2x +
)(x + 1)

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?

Simplify the expression. -2/5(10+15m-20n)