The equation y = 0.625x – 2.7 can be used to predict the number of minutes, y, it takes kahlil to check x emails. on monday, kahlil spent 25 minutes checking emails. on tuesday, he checked 35 emails. which is an accurate comparison?
he spent 6 minutes more checking emails on tuesday.
he spent 6 minutes more checking emails on monday.
he spent 9 minutes more checking emails on tuesday.
he spent 9 minutes more checking emails on monday.

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )

step-by-step explanation: s

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2