Answer:
y = 1/5x + 2
Step-by-step explanation:
y = 1/5x + b
4 = 1/5(10) + b
4 = 2 + b
2 = b
Answer:
34
Step-by-step explanation:
Answer:
552 miles :)
Step-by-step explanation:
138 times 4 = 552
552/4 = 138
Here we have 2 variables we need to calculate:
x - how many Volvos Jane sold
y - how many Volvos Melissa sold
We write system of equations:
x = 8*y
x - y = 35
------------
8y - y = 35
7y = 35
y = 5
x = 8*5 = 40
Jane sold 40 cars.
Her change will be $16.22 since 20 +20 is 40 and 40 - 23.78 is 16.22
