Solving and Graphing Linear Equations and Inequalities

What is the first step in solving the following problem?

2x+10=22

• Add 10 to each side

• Divide by 2

• Subtract 10 from each side

• Multiply by 10

Pick the correct letter for:
6 > x

• A

• B

• C

• D

Solve the following equation for x:
4(2x - 3) = 6x + 2

• x = 5/2

• x = 7

• x = 1

• no solution

Solve for x

3x − 8 ≥ 4(x − 1.5)

• x ≥ 3.5

• x ≤ 3.5

• x ≥ −2

• x ≤ −2

When graphing b< 6 would you use an open or closed circle?

• Open

• closed

Which of the following situations would result in infinitely many solutions to a system of linear equations?

• Identical Lines

• Parallel Lines

• Perpendicular Lines

• Intersecting Lines

You decide to solve the below system of equations using elimination and first want to eliminate the x variable. Which option below would be the best first step? -4x+9y=-17 3x-4y=10

• Multiply the first equation by 4 and the second equation by 9.

• Multiply the first equation by -3 and the second equation by 4.

• Multiply the first equation by 3 and the second equation by -4.

• Multiply the first equation by 3 and the second equation by 4.

Which of the following situations would result in no solution to a system of linear equations?

• Identical Lines

• Parallel Lines

• Perpendicular Lines

• Intersecting Lines

Solve the below system by graphing: y=\frac{1}{2}x+7 -3x+2y=6

• (4, 9)

• (9, 4)

• Infinitely Many Solutions

• No Solution

• (4, 9)

• (9, 4)

• Infinitely Many Solutions

• No Solution