Pls help I will mark brainleist!!show all work!

4.There is a sale at Sears on clothing. Sam bought 3 tee-shirts and 2 pairs of pants and
spent $70.00/Jessica bought 4 tee-shirts and 1 pair of pants and spent $60.00. How
much did each t-shirt and each pair of pants cost?
Define X and Y:
Write two equations from the Information given.
Solve the equations using ELIMINATION

Respuesta :

Answer:

Pants cost $20 and tee-shirts $10.

Step-by-step explanation:

For Sam 3t + 2p = 70

For Jessica 4t + p = 60

Take 2 times Jessica's equation and subtract Sam's

8t + 2p = 120

3t + 2p = 70

5t = 50

t = 10

3(10) + 2p = 70

30 + 2p = 70

2p = 40

p = 20