Answer:
$90
Step-by-step explanation:
A=lw
A=20x20
A=40 ft²
40x2.25=$90
5x divided by 5 would be x and -5 divided by 5 would be -1 so the answer is x-1
Answer:
first you simplify the first part which will be
(15)^2-(18+9)*(6)
225-27*6
225-162
Answer will be 63
I showed my work :)
Step-by-step explanation:
18 minutes in total.
4 1/2 minutes per pot.
so, all we need to do is find out how often 4 1/2 fits into 18. that is what division is for.
18 / (4 1/2)
4 1/2 = 2×4/2 + 1/2 = 8/2 + 1/2 = 9/2
18 / 9/2 = 18/1 / 9/2 = 2×18 / 9×1 = 36/9 = 4
there are 4 coffee pots.