Answer:
-7
Step-by-step explanation:
Answer:
-22
Step-by-step explanation:
Intersect at where x=x and y=y
see where they have the same x and y values
that is at x=-1 and y=-5
intersect at (-1,-5)
The cost per child per child is $10 more at Mr Bob's buffet than it is at Sally's pizza safari.
Answer: Option 3.
<u>Explanation:</u>
According to the data and the information that has been given in the question, the cost of four children for this birthday party at Mr Bob is $60. But the cost of hosting a birthday party at Mr Sally is $50 which is the cost of four children.
So this tells us that the cost of hosting a birthday party is expensive at Mr Bob when compared to the cost of hosting a party at Mr Sally. It is $10 more than Mr Sally.
So, you have $12,678. However, you want to earn $42,000 for a new car. If you want to figure out how much money you need, you need to subtract the number of money you want to earn by the number of money that you already have:

You would need
$29,322 more in order to buy the car.