The factors of the number 21 are 1, 3, 7, and 21. Choose the factor pairs of the number 21.

a) 1×21
b) 3×7
c) 1×7

Tanya has $42 to spend at the dolphin island store. tshirts sell for $7 each and a pair of sunglases sells for $6.tanya buys 3 tshirts. how many pairs of sunglases can she buys with the amount of money she has left

How many solutions does the nonlinear system of equations graphed below have?

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite