I think u have to Multiply the 100 and 0.30 and that would be 30
90 divided by 2 will give you the answer for x
Answer:
y = −x + 2.5
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given:
They used 1/2 lb flour to make the bread.
They used 1/7 lb less flour to make bread than to make cookies
So they used flour to make the cookies = 
= 
= 
Therefore they used
flour to make the cookies.
She used 1/5 lb more to make cookies than to make brownies.
So they used cookies to make the brownies = 
= 
= 
= 
Therefore they used
flour to make the brownies.