{y=x−75x+2y=7
use the substitution method.

(0, −7)
(3, −4)
(7, 0)
(−1, −8)

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.

5x−4≥12 or 12x+5≤−4 can you with this problem

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y