Alg 1A S: Quiz Unit 2: Solving Equations

What are inverse operations?

• Absolute values
• Opposite operations used in isolating a variable
• Operations used for only inequalities
• Unknown quantity represented by a letter or symbol

Tags

CCSS.HSA.REI.A.1

Find the value of the variable: m + 4 = 12

SHOW ALL WORK

• 16

• 8

• 48

• 3

Tags

CCSS.6.EE.B.7

Solve for x: SHOW ALL WORK

• x = 20

• x = 7

• x = 10

• x = 3

Tags

CCSS.6.EE.B.7

Solve for x:

7x = 3x + 24

SHOW ALL WORK

• 6

• 10

• 14

• 4

Solve for x:

5x - 14 = 8x + 4

SHOW ALL WORK

• x = 6

• x = -6

• x = -18/13

• x = 10/3

Solve for f:

f - 4 = 6f + 26

SHOW ALL WORK

• f = -5

• f = 5

• f = 6

• f = -6

Solve:

3(x-4) = -3

SHOW ALL WORK

• 3

• -3

• 5

• -5

Tags

CCSS.7.EE.B.4A

What does it mean for an equation to have one solution?

• no matter what number is substituted in for the variable, the equation is ALWAYS true

• no matter what number is substituted in for the variable, the equation will NEVER be true

• only ONE number will make the equation true

Tags

CCSS.8.EE.C.7A

What does it mean for an equation to have infinitely many solutions?

• no matter what number is substituted in for the variable, the equation is ALWAYS true

• no matter what number is substituted in for the variable, the equation will NEVER be true

• only ONE number will make the equation true

Tags

CCSS.8.EE.C.7A

What does it mean for an equation to have no solutions?

• no matter what number is substituted in for the variable, the equation is ALWAYS true

• no matter what number is substituted in for the variable, the equation will NEVER be true

• only ONE number will make the equation true

Tags

CCSS.8.EE.C.7A