Answer:
Let cost of one bag be Y
8 x Y = $20
So, Y = $2.5
Now cost of 3 bags = 3 x 2.5 = $7.5
Answer:
The answer is n = <u>31</u>
Step-by-step explanation:
Equation: <u>2n + 13</u> = 75
2n = 75 - 13
2n = 62
n = 62/2
n = 31
check:
2*31 + 13 = 75
62 + 13 = 75
Answer:
13
Step-by-step explanation:
Answer: 1/2^17
Step-by-step explanation:
Answer:
-12a2 + 9a - 5
Step-by-step explanation:
the 2 should be small