Answer:
9
Step-by-step explanation:
It is congruent to the other side.
You use elimination the get x=5 and then plug it in to get y=0 so the coordinate is (5,0)
Answer:
B. 66
Step-by-step explanation:
45% of 400
.45 x 400 = 180 (number of girls)
400 - 180 = 220 (number of boys)
30% of 220
.30 x 220 = 66
9514 1404 393
Answer:
-4.5
Step-by-step explanation:
The y-intercept can be found by setting x=0 and solving for y.
-2y = 9
y = -9/2 = -4.5 . . . the y-intercept
__
As an ordered pair, this is (0, -4.5).