Answer:
7x+21y=5439
x+y=305
Step-by-step explanation:
it's pretty self explanatory, right?
Answer:
My answer was 18.
Step-by-step explanation:
Step 1:
8+6 times 6 is 44.
Step 2:
Divide 44 by 11 and got 4.
Step 3:
Always multiplication goes first so...
7 times 2 equal 14
Step 4:
14 plus 4
Step 5:
Answer:
18.
9^2 < 6^2 + 8^2
so its acute angled.
Answer:
Half a pound.
Step-by-step explanation:
To find the number of pounds he ate, multiply the fractions.

He ate 1/2 a pound.
I think it would a minimum because its positive. and the vertex would be (-.77,4.55) the minimum is 4.55