Well, suppose she gets x points in 7th round. Then she wants mean to be 75, meaning
(72+79+74+76+76+75+x)/7=75
Can you find x from here?
Answer:
Exact Form:
−19/15
Decimal Form:
−1.26
Mixed Number Form:
−1 4/15
Step-by-step explanation:
Answer:
y=-5x/4x+-5/2
Step-by-step explanation:
-5x-4y=10
add 5x to 10
-4y=5x+10
divide -4 with 5x and 10
y=-5/4x+-5/2
Answer:
13) ?=90°
14) ?=180°-48° (int angles, u//v)
=132°
15) ?=93° (alt angles, u//v)
16) ?=96° (alt angles, u//v)