X=-12-6y

-4x+5y=-39

slove by the system of substitution

An airplane is preparing to land at an airport. It is 51,300 feet above the ground and is descending at the rate of 3,000 feet per minute. At the same airport, another airplane is taking off and will ascend at the rate of 2,700 feet per minute.

Lorenzo buys 3 shirts at s dollars apuece and 2 pairs of pants a p dollars a pair. what does the expression 3s 2p represenr

Write an equation of the line that passes through (-3, 1) and is parallel to the line y=2x-3.

A roll of tape contains 32.9 meters of tape. How many millimeters of tape does the roll contain?

212x-34 (2x+5) = 38 which one a) x=-4 / 5/8 b) x=-3 / 3/8 c) x=4 / 1/8 d) x=5 / 3/8

A random sample of 12 graduates of a certain secretarial school typed an average of 79.3 words per minute with a standard deviation of 7.8 words per minute.

Factor this trinomial. х^2 - 9 х + 20 А. (х - 4) (х + 5) В. (х-2) (х + 10) С. (х-2) (х - 10) D. (x-4) (х - 5)

Find the geometric mean of 7 and 12. Brainliest if you can get me the anser step by step!

If the function f (y) models the number of inches a tree grows in a (y) year, which describes an appropriate domain for the function?

What is 66% of 75? O O O C. 40 O D. 49.5 O E. 66