Astore sells a certain brand of jeans for $38. one day the store sold 6 pairs of jeans of that brand. how much money did the store make from selling the 6 pairs of jeans? me on this one and kind explain what i'm supposed to do.

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?