Question

A store sells T-shirts for $10 each and jeans for $20 a pair. Anna spends $150 on T-shirts and jeans. She buys x T-shirts and y pairs of jeans.

Answer 1

$20*5=$100 (for the jeans)
$10*5=$50 (for the t-shirts)
$100+50=$150
Anna was able to buy 5 pairs of jeans and 5 T-shirts, for $150.

Answer 2

Anna will have to buy 5 pairs of jeans and 5 pairs of t-shirts. 5x20=100 ($100) and 5x10=50 ($50). Full answer: She buys 5 t-shirts and 5 pairs of jeans. Hope I helped ;)