Nov 15. 1. SOLVE THE EQUATION 2. SOLVE THE INEQUALITY

Exam Review

Nov 15

Equations versus Inequalities1. SOLVE THE EQUATION

Equations versus Inequalities2. SOLVE THE INEQUALITY





Simplifying Expressions

7. SIMPLIFY THE EXPRESSION

Relations and Functions8. Which graph models the equation 3x + 2y = 6?

Step 1: Solve for yStep 2: Complete tableStep 3: Graph

Relations and Functions8. Which graph models the equation 3x + 2y = 6?

2y = -3x + 6y = (-3/2)x + 3

Relations and Functions9. Determine whether the equation is a linear equation. If so, write the equation in standard form.8n – 9m = 6 – 3m8n – 6m = 6-6m + 8n = 66m – 8n = -6

Relations and Functions10. Graph the equation.

y = 4x – 4

Relations and Functions11. Graph the equation.

-4x + 4y = 124y = 4x + 12y = x + 3

Relations and Functions12. If g(x) = x2 + 4x – 5, find g(-4).

(-4)2 + 4(-4) – 5 16 – 16 – 5-5

Relations and Functions13. Explain the vertical line test?

Relations and Functions14. Solve.

3x – 2(x + 3) = x3x – 2x – 6 = xx – 6 = x-6 = 0

Exam Review 1

Solve:

Answer: a = 3

Exam Review 1

2. Four more than two-thirds of a number is 22. Find the number.

Answer: 27

Exam Review 1

3. Solve for h: V=pi r2h

Answer: h = V/(pi r2)

Exam Review 1

4. Simplify:

Answer: 6x + (1/3)y

Exam Review 1

5. Find n, then name the property being used in the equation.

Answer: n = 0, additive identity

Exam Review 1

6. Which step contains the first mistake?

Step 1:Step 2:Step 3:Step 4:

Exam Review 1

7. Simplify:

Answer: -2x + 3

Exam Review 18. If the number of apps on Nicole’s phone is increased by 16, her phone will have three times the original number of apps. How many apps were on her phone originally?

8 apps

Exam Review 1

9. Which equation has no solution?

#1#2#3#4

Exam Review 1

10. Simplify:

Answer: -9a – 8c + 8

Exam Review 1

11. Eight more than five times a number is -62. Find the number.

Answer: -14

Exam Review 2

1.C2.D3.D4.A5.A

6.C7.A8.D9.A

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Nov 15. 1. SOLVE THE EQUATION 2. SOLVE THE INEQUALITY