I WILL MARI YOU BRAINLEST PLEASE HELP A. Which
gum
is the better deal at
each store? Which store has the
best deal overall?
Store 1
Orbit - 14 pieces for $1.29
Wrigley - 15 pieces for $1.19
Store 2
Orbit -81 pieces for $7.81
Wrigley - 5 pieces for $0.55
Store 3
Icebreakers - 10 pieces for $3.98
Store brand - 100 pieces for $9.98

Wrigley Gum at Store 1 (since it has the lowest unit price)

Step-by-step explanation:

To find the best deal, you solve for unit price. The price for each item (total price / total units)

Store 1

1.29/14=$0.092

1.19/15=$0.079

Store 2

7.81/81=$0.096

0.55/5=$0.11

Store 3

3.98/10=$0.398

9.98/100=$0.0998

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so: