Question

Socks cost each $3 a pair and scarves cost $5 each. Natalie Attired buys some of each. Let x be the number of pairs of socks and let y be the number of scarves she buys.

a. Write an expression for total number of dollars she pays
b. How much would she pay for?
i.7 socks, 4 scarves?
ii.4 pairs of socks, 7 scarves?
c. Write an expression stating that Natalie spends a total of $60 for socks and scarves.
d. Find the intercepts

Answer 1

a) 3x+5y

b)

i) 3(7)+5(4)=41

ii)3(4)+5(7)=47

c)

a)x+y=60