Answer:
Step-by-step explanation:
<u>Set a ratio:</u>
- 7/8 hours ⇒ 2/5 chapters
- 1 hour ⇒ x chapters
<u>Find the value of x by cross-multiplication:</u>
- x = 1 × 2/5 ÷ 7/8
- x = 2/5 × 8/7
- x = 16/35
Answer:
x=1, -1
Step-by-step explanation:
Use m a t h w a y ... it's free
Answer:
108
Step-by-step explanation:
Since angle AFB and angle BFC are next to each other and form a straight line, we can subtract 72 from 180 to get the missing angle measurement. (all straight lines add up to 180)
180-72=108
So 108 would be your answer
Answer: 35
Step-by-step explanation:
If y=7 then substitute 7 for "y" and then multiply 5*7 which gives you 35.