PLEASE PLEASE PLEAS HELP offering 40 points
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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.