Derek can type 75 words in 15 minutes. how many words is he able to type in 7 minutes?

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.