2.1-2.3 Mini Quiz

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

• isolate the variable.
• check the solution.
• guess and check.
• Combine Like Terms.

What is the first step in solving this equation:

5x + 7 = 12

• Divide by 5

• Subtract 5

• Multiply by 7

• Subtract 7

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

10 - 3y = 4

• Add 10

• Subtract 10

• Add 3

• Divide by -3

What is the second step to solve this equation:
11 - 3x = 44

• Add 3 to both sides
• Subtract 11 from both sides
• Add 11 to both sides
• Divide -3 on both sides.

Which equation has x = 2 as a solution?

• 3 + x = 10
• 11 + x = 13
• 4x = 32
• 5x =25

7(2x - 4) = 42

• x= 5
• x= 8
• x= 2
• x= 9

u/4=8

• 32
• 4
• 12
• 2

The √20 is between which two consecutive integers?

• 2 & 3
• 3 & 4
• 4 & 5
• 5 & 6

x² = 121
What does x equal?

• 11²
• 11 and -11
• 20 and 11
• 12 and 1

Solve the equation below:

• k = 152
• k = 176
• k = 5
• k = 27