What is the slope of -7 ,-4 and 7,-4

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1