Sam and jesse can wash 5 cars each hour. they work for 7 hours each day over 2 days. how many cars did sam and jesse wash?

The answer is 70.

Step-by-step explanation:

Ratio of cars per hour is 5:1

For every hour, they wash five cars. Multiply 5 times 7. That equals 35. That's 35 cars per day. Now they're asking for 2 days. Multiply 35 by 2 (because of the 2 days) and you get 70 cars.

do i do it on a graph?

step-by-step explanation:

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a