Which expression could be used to solve this problem?

john reads the newspaper for 10 minutes every morning. he reads a book for 15 minutes every evening. how much time does john spend reading in 5 days?

a.
5 × (10 + 15)

b.
5 × (15 – 10)

c.
15 × (10 + 5)

d.
15 × (10 – 5)

Find the value of ax 4 ; a = 2, x = 1. select one: a. 2 b. 4 c. 1 d. 8

What is the average diastolic blood pressure for adults

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.