**Q2: **

Determine whether the following statement is sometimes, always, or never true: Equations like and have only one solution.

- Anever
- Bsometimes
- Calways

**Q4: **

Solve .

**Q5: **

What is the first step in solving the equation ?

- Asubtracting from each side
- Bdividing each side by
- Cadding to each side
- Dmultiplying each side by
- Edividing each side by 3

**Q6: **

Suppose . Find so that is a right angle.

**Q7: **

What is the first step in solving the equation ?

- Asubtracting 4 from each side
- Bmultiplying each side by 4
- Cadding 4 to each side
- Ddividing each side by 4
- Edividing each side by

**Q8: **

Find the solution set of in .

- A
- B
- C
- D

**Q9: **

Solve .

- A
- B
- C
- D
- E

**Q10: **

What is the first step in solving the equation ?

- Asubtracting 3 from each side
- Bmultiplying each side by 3
- Cadding 3 to each side
- Ddividing each side by 3
- Edividing each side by 110

**Q11: **

Find the solution set of in .

- A
- B
- C
- D

**Q12: **

Solve .

- A
- B
- C
- D
- E

**Q13: **

Solve for .

- A
- B
- C1
- D
- E12

**Q14: **

Find the value of given and .

- A
- B1
- C
- D
- E2

**Q15: **

What is the first step in solving the equation ?

- Asubtracting 1.3 from each side
- Bmultiplying each side by 1.3
- Cadding 1.3 to each side
- Ddividing each side by 1.3
- Edividing each side by 11.6

**Q16: **

Find the solution set of in .

- A
- B
- C
- D

**Q17: **

Use the diagram to solve the equation .

**Q18: **

Solve .

- A
- B
- C
- D
- E

**Q19: **

The equation can be solved using the area model of multiplication as shown.

Which of the following calculations can be used to find ?

- A
- B
- C
- D
- E

What is the value of ?

**Q20: **

What is the first step in solving the equation ?

- Asubtracting 7 from each side
- Bdividing each side by 7
- Cadding 7 to each side
- Dmultiplying each side by 7
- Emultiplying each side by 168

**Q21: **

How many solutions can a linear equation with variable have? Pick all possible answers.

- 0 solutions
- 1 solution
- more than 3 solutions
- 2 solutions

- Aa, b
- Ba only
- Cb, c
- Da, b, c
- Eb only

**Q22: **

Which of the following has the same solution as ?

- A
- B
- C
- D

**Q23: **

Solve the following equation mentally: .

**Q24: **

Solve .

- A
- B
- C
- D
- E

**Q25: **

Which of the following addition equations have 5 as their solution?

- A ,
- B ,
- C ,
- D ,
- E ,