87.4k views
5 votes
PLEASE PLEASE PLEASEEEE HELP!!!!

offering 40 points!!!!
please dont troll I acctualy need help



Gregg's father gave him an amount of money to open a savings account. Gregg then deposits the same number of dollars into the savings account each week.
The equation y = 50 + 12x can be used to model this situation where y represents the total balance in the account and x represents the number of weeks.

a. Determine the slope of the line that models this relationship. The slope of the line is ___The y-intercept is ____

b. Determine the y-intercept of the line that models this relationship.

c. What is the number of dollars Gregg saves each week? $.___

d. What is the amount of money Gregg's father gave him? $_____.


e. How much money will Gregg have saved in 12 weeks? $.

Justify your work by evaluating an expression. weeks

f. How many weeks will it take for Gregg to save $230?

Justify your work by solving an equation.​

User Cybis
by
5.0k points

1 Answer

4 votes

Answer:

Slope: 12/1

Y intercept: 50

Gregg saves 12 $ each week

Gregg's Father gave him 50$

In 12 weeks Gregg would have 194$

Y=50+12(12)

Y= 50+144

y= 194$

230=50+12x

-50 . -50

180=12x

180/12 . 12/12

15=x

15 weeks to get 230$

User Adriang
by
5.5k points