Can someone help (8 grade math)

Ke’ajah has a coupon for 1/3 off the regular price, t, of a tent. which expression represents the price of the tent using the coupon? select the two correct expressions. a. 1/3t b. 2/3t c. t - 1/3 d. t - 2/3 e. t - 1/3t f. t - 2/3t

What does the sign of the slope tell you about a line?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?