Answer:
months
Step-by-step explanation:
Given that company
charges
upfront and
per month and company B does not charge the upfront fee but charges
per month.
Let after
months both the company charges the same amount.
Total charges by the company
and total charges by the company
.
Now, from the given condition both the charges are equal, so

Hence, after
months both the company charges the same amount.
Answer:
option A
A(-2,-3)
Step-by-step explanation:
make y subject of formula
x+2y=-8
2y=-8-x
y=(-8-x)/2
y=-4-x/2
when x=-2
y=-4-(-2)/2
=-4-(-1)
=-4+1
=-3
(-2,-3) is an ordered pair
Answer:
40
Step-by-step explanation:
4x
4(10)
Answer:
5x^2-20x
Step-by-step explanation:
distribute the 5x to the x and the -4