Review for 1st 9 Weeks

Review for 1st 9 Weeks

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Definition of Expressions

Coefficient, Constant, Variable, Terms

Multiple Choice

What is the coefficient in the expression: 94a+2?

• 2
• 4
• 94
• 94a

Multiple Choice

In the expression 4x - 12, what is 4x?

• coefficient
• constant
• term
• variable

Multiple Choice

What is the exponent in the following algebraic equation:
 3x + 5⁴ = y

• x
• 5
• 4
• 3

Multiple Choice

What does the number 5 represent in the following expression:
2x + 5 

• constant
• coefficient
• variable
• tacos

Multiple Choice

A letter that stands for a number

• constant

• coefficient

• variable

• expression

Multiple Choice

A number in front of a variable

• numerical equation

• coefficient

• constant

• inequality

Evaluating Expressions

Substituting Numbers in to Expressions

Multiple Choice

2x + 5(y - 1) when x=8 and y=5

• 20

• 31

• 36

• -4

Multiple Choice

x² - xy if x = 8 and y = -3

• 88

• 40

• -8

• -24

Multiple Choice

evaluate bc + 5a

when a = 3, b = 4, and c = -6

• 9

• 38

• -38

• -9

Combining Like Terms

Same Variable and Exponent

Multiple Choice

Which of these are like terms in the following expression:

3x + 7 - 9x + 24y + 2x²

• 7, 24y

• 3x, 9x

• 3x, -9x

• 3x, -9x, 2x²

Multiple Choice

Simplify the following expression by combining like terms:
3(2x - 4) + 6x - 1

• 12x - 13
• 12x - 5
• 11x - 2
• -x

Multiple Choice

Simplify by combining like terms:

4x² - 3x + 11 -2x

• 4x² - 5x + 11

• 11x + 11

• 16x² - 5x + 11

• 10x²

Solving One and Multistep Equation

c

Multiple Select

The objective when solving an equation is to....

• isolate the variable.

• check the solution.

• guess and check.

• Combine Like Terms.

Multiple Select

What is the first step to complete when solving this equation?

10 - 3x = 4

• Add 10

• Subtract 10

• Add 3

• Divide by -3

Multiple Choice

The steps in solving 5b - 6 = 24 are:

• Add 6 to both sides and divide both sides by 5

• Add 6 to both sides and multiply both sides by 5

• Subtract 6 from both sides then multiply both sides by 5

• Subtract 6 from both sides then divide both sides by 5

Multiple Select

Solve for x.

x - 9 = 15

• x = 23

• x = 6

• x = 24

• x = -24

Multiple Select

Solve for x:

8x - 10 = -34

• x = 2/11

• x = 3

• x = -3

• x = -24

Multiple Select

Solve for x:

• x = 2/5

• x = 7

• x = 10

• x = 3

Multiple Choice

Which of these is the correct use of the distributive property for the following expression?

5(2x - 8)

• 10x - 8

• 10x + 40

• 7x - 3

• 10x - 40

Application of Word Problems

Multiple Choice

Terry had his car repaired at Ace Auto. He was charged $50 per hour of labor plus $150 for parts. His total bill for the repair before tax was $375. How many hours of labor was Terry charged for?

• 2.5 hours

• 4.5 hours

• 7.5 hours

• 10.5 hours

Multiple Choice

Natalie is a softball coach. She has a pitching private lesson with Kasey. Kasey's mom pays Natalie $11 per hour plus a $6 tip.

The correct equation was 11x + 6 = 39.

So, how many hours was the lesson?

• x = 3

• x = 2

• x = 4

• x = 5

Multiple Choice

Scott works on cars. He charges $35 for each car plus $7 per hour. Write an equation that represents this scenario if Kylie's car bill was $63.

• 7x + 35 = 63

• 7x = 63

• 7x - 35 = 63

• 35x + 7 = 63

Using Tables to Graph

Multiple Choice

Which equation matches the table?

• y = -2 + x
• y = x + 3
• y = x - 3
• y = x - 2

Multiple Choice

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• x = y - 5

Multiple Choice

What is coordinate R?

• (2,5)

• (0,1)

• (2,3)

• (1,0)

Slope Intercept Form

Multiple Choice

What is the y-intercept in the following equation: y = -4x - 5

• -4

• -4x

• 5

• -5

Multiple Choice

Find the slope of the line.

• 3

• -3

• -1/3

• 1/3

Multiple Choice

What is the slope of the line?

• -4

• -2

• -1.5

• -1/4

Multiple Choice

Write the equation of the line in slope-intercept form.

• y = 3/5x + 1

• y = 3/5x - 1

• y = 5/3x + 1

• y = 3/5x + 1