Algebra I Q1 Review

What algebraic expression represents 8 less than 3 times a number?

• 8n - 3

• 3n - 8

• 8 - 3n

• 3 - 8n

What is the simplest form of this absolute value expression:

∣3[(4 - 5)² - 10]∣

• 27

• -27

• 29

• -29

What is the value of the following expression when y = -6?

3y + √y² - 11

• 23

• -13

• -30

• -23

What property justifies step 3?

• Inverse Property of Multiplication

• Inverse Property of Addition

• Identity Property of Additon

• Addition Property of Equality

Which equation has a solution of -1?

• 5x - 10 = -20

• 3 + 4n = -11

• -3y + 4 = 7

• 25 - c = 27

Solve for y:

• y = x - 4w

• y = 4x - 4w

• y = 4w - 4x

• y = 4w - x

John walked 2,420 steps before he left for school. After 7 hours, his phone says he had walked 8,562 steps.

Which equation can be used to find w, John's average number of steps for the seven hours?

• w = (2420 - 8562) * 7

• w = (8562 - 2420)/7

• w = 2420/7

• w = 7(8562 - 2420)/7

What is the solution to the following inequality?

-3(3x + 5) > -5(2x -2)

• x < -25

• x < 25

• x > 25

• x > -25

Solve for the number of tickets.

• 6

• 4

• 7

• 5

Solve for a:

Q = 3a + 5ac

• a = (Q - 3a)/5c

• a = (Q - 5ac)/3

• a = -Q/(3+5c)

• a = Q/(3 +5c)