A number, n, is added to 15 less than 3 times itself. The result is 101. Which equation can be used to find the value of n?

Recall that two angles are complementary if the sum of their measures is? 90°. find the measures of two complementary angles if one angle is twenty dash nine times the other angle.

Which problem would you use the following proportion to solve for? 24/x = 40/100 a. what is 40% of 24? b. what percent is 24 of 40? c. twenty-four is 40% of what number? d. forty percent of 24 is what number?

Find the value of x. also give me an explanation so i can complete it to other questions as well, : )