Enrique goes to Tillys to buy a few pairs of jeans and T-shirts to match. The jeans cost $40 each and the T-shirts cost $20 each. If Enrique spends $320 on 10 items, how many pairs of jeans and how many T-shirts did he buy?

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

How can (square root of 25) ^2 be rewritten?