Answer: 9x^4
Using the rules of exponents multiply the -3 times the -3 which equals 9 canceling out the negatives. Then you have that other ^2 but you also had the other one so you still have to keep it which equals that ^4.
Answer:
275 miles in 5 hours
55 miles in one hour
Check
to check if im right
275×2 would be how many miles she drove in 10 hours rght ? 275×2=550
550 miles in 10 hours
we know one hour is 55 miles & 5 hours is 275 & 10 hours is 550
10 hours plus 3 hours = 13 hours right ?
55 ×3 = 165
550 +165=715
715 miles in 13 hours
Step-by-step explanation:
715÷13 to get how many miles she drove in one hour .
=55 miles in 1 hour .
then multiply 55 ×5 to get how many miles she drove in 5 hours
55×5=275
275 miles in 5 hours
Answer:
Step-by-step explanation:
Answer:
6 1/2
Step-by-step explanation:
4x - 8 = 5
4x = 13
13/4 = 6 1/2
x = 6 1/2
Answer: The value of the stove after 5 years is $1121.54
Step-by-step explanation:
Given: The price of stove A= $1150
The price depreciates about 0.5% each year.
In decimal the rate of depreciation r= 0.005
The value of the stove after x years is given by
The value of the stove after 5 years is given by
Hence, The value of the stove after 5 years is $1121.54.
