7/2 is the reciprocal of 2/7
9514 1404 393
Answer:
A. (1 2/3, 4 2/3)
Step-by-step explanation:
If you graph the equations, you see the lines intersect at the solution point:
(x, y) = (1 2/3, 4 2/3)
Answer:
640 students
Step-by-step explanation:
544 divided by 85%= 640
Answer:
137
Step-by-step explanation:
2(-9)^2+5(-9)+20
2(81)-45+20
162-45+20
117+20
137