Answer:
3) 8
4) 5.25 cups
Step-by-step explanation:
3) cross multiply:
36 × 10 = 360
45 × x = 45x
equate them both:
360 = 45x
divide both sides by 45
360 ÷ 45 = 8
x = 8
4) 8 people : 3 cups of flour
14 people : how many cups?
14 ÷ 8 = 1.75
to get from 8 people to 14 people we multiply by 1.75, so do the same thing to the 3 cups:
3 × 1.75 = 5.25 cups
Answer:
Step-by-step explanation:
is this in a test
Answer:
-9/4
Step-by-step explanation:
18x+36-2x=0
16x+36=0
4(4x+9)=0
x=-9/4
Answer:
Can you reupload your graph, I don't think you attached it to your question.
It would be 10:15, which can be simplified to 2:3 if you divide by 5. Hope this helps!
