Algebra Diagnostic Test

What value of x makes this equation true?

• 2

• 4

• 7

• 8

What equation below could represent the numbers in this table?

• y = x+ 2

• y = x + 4

• y = 2x + 3

• y = 3x + 4

What are the solutions to the following inequality?

• x < 1

• x < -1

• x > 1

• x > -1

Stacey earns $15 each week plus $.50 for each customer on her paper route. She wants to earn at least $25 each week. What equation can she use to find x, the number of customers she needs to make exactly $25

• x + 15 = 25

• 0.5x + 15 = 25

• 2x + 15 = 25

• 50x + 15 = 25

Which graph below represents the equation y = -2x - 2?

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Melissa has $20 to buy bagels and juice for her class. The costs are shown to the side. She will buy one box of bagels. With the rest of the money, Melissa will buy as many bottles of juice as possible. Which inequality can she use to find b, the maximum number of bottles of juice she can buy?

• 6.13b + 2.08 <= 20

• 6.13 + 2.08b <= 20

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  6.13b + 2.08 >= 20

• 6.13 + 2.08b >= 20

Which ratio is equivalent to the following?

• 6:18

• 9:15

• 12:15

• 15:20

If the steepest slope is the one with the GREATEST number, which slope is the steepest?

• m = 6/15

• m = 15/25

• m = 4/40

• m = 6/20

Which equation can best represent the line shown?

• x = -5

• x = 5

• y = -5

• y = 5

Evaluate each using the values given.

x-y+x; use x= -2 and y= -6