The answer is 18 because the two sticks around it basically mean the number will be positive.
Answer:
k=2
Step-by-step explanation:
3^k*2 * 3^-k+2 = 81
Factor out 81 to be : 3^4
Rewrite the equation:
k*2 - k+2 = 4
k^2 - 2k = 4
Simplify : k+2 = 4
<u> - 2 - 2</u>
k = 2
Answer:
Ivan has 42 blue beads.
Step-by-step explanation:
We need to find how many blue beads Ivan has.
Blue beads = 6 times as many as red beans
b = 6r
r + b = 49
r + (6r) = 49
7r = 49
Divide both sides by seven to isolate r
r = 7
b = 6(7)
b = 42
Answer: 3/28 of the book.
Step-by-step explanation: you simply take the said fraction that they give you, and divide the whole thing by 8. An 8th of 6/7 is 3/28!
Answer: It should be in the comments
Step-by-step explanation: I’m sorry if you can’t rlly understand
