Answer:

Step-by-step explanation:
Given:

Apply the negative exponent rule

The bases will cancel each other





5:4 = 10:8 = length:width
10+8=18
162÷18= 9
9×10= 90
the length of the rectangle is D. 90 ft
It’s 0.39 Hope this helps!
Answer:
Step-by-step explanation:
Its C. Because when you do the comparison between -1 and -2, -1 is greater than -2. so That's why the answer is C.
Hey there!
So the original profit is y=22x; x=number of necklaces and y=profit
New:
y=29x; x=number of necklaces and y=profit
Xavier will earn $7 more if he switches to his new plan because a keyword in the question is "How many more" and that usually means to subtract, so take away 22 from 29 and you get 7
Hope this helps!