3.1-3.4 (REVISED)

How much do personal finance experts recommend having saved in an emergency fund?

• 1-3 month of expenses

• 3-6 months of expenses

• 6-9 months of your salary

• 1-2 years of expenses

Lucas's saving balance is represented by the line y=40x+20. Marcos's savings balance is represented by the line y=30x+90. What does the intersection of the two lines represent?

• Marcos is saving $7 more than Lucas per week

• Marcos has saved $300 more than Lucas after 7 weeks

• They both saved $300 per week in the 7th week

• They both have saved $300 total after 7 weeks

Shireen decided to deposit her graduation ift money in two different savings accounts. Accout X has an interest rate of 0.5% and Account Y has an interest rate of 0.25%. Altogether, she recived $5000 from graduation. If after the first year her interest earned was $21.25, how much was deposited into each account? Write an equation representing the the amount earned in interest for each account. (Ex. 5x+7y=30). Do not worry about units.

Shireen decided to deposit her graduation ift money in two different savings accounts. Accout X has an interest rate of 0.5% and Account Y has an interest rate of 0.25%. Altogether, she recived $5000 from graduation. If after the first year her interest earned was $21.25, how much was deposited into each account? Write an equation to represent how much money goes into each account.

Shireen decided to deposit her graduation ift money in two different savings accounts. Accout X has an interest rate of 0.5% and Account Y has an interest rate of 0.25%. Altogether, she recived $5000 from graduation. If after the first year her interest earned was $21.25, how much was deposited into each account? How much was deposited into each equation? (HINT: FIND THE Y INTERCEPTS) Put your answer Account X; Account Y.

4x+2y=7 represents a linear equation in standard form. Which of the following is the same equation in slope intercept form?

• -2y=-4x+7

• y=2x-7/2

• y=-2x+7/2

• x=1/2y+7/4

The equation for ther perimeter of a rectangle is P=2L+2W where L and W represent the length and width of the rectangle. Solve the perimeter equation for W.

All of the following are benefits of saving, EXCEPT...

• Having money in a savings account enables you to prepare for large purchases.

• Having money in savings account offsets the impact of changes in income.

• Having money in a saings account cushions you when faced with unexpected expenses.

• Having money in a savings account is more accessible than in a checking account.

Lucas has $300 in his savings account and starts saving $75 per month. He wants to meet his savings goal of $3000. How long will it take him to reach his goal?

• 4 months

• 10 months

• 36 months

• 40 months

The graph of a system of equations is given. How many solutions are there?

• 1

• 2

• infinitely many

• none