Equations/Inequalities Quiz

y - 4.6 = 12

• 16.6

• 5.8

• 7.4

• -16.6

-4x = 48

• x =-192

• x = -12

• x = -44

• x = 12

-9x-13= -103

• 15

• 10

• 13.6

• -10

3(3x - 6) = 18

• x = 4

• x = -4

• x=8

• x= -12

• x ≤ 6

• x ≥ 6

• x ≤ -6

• x ≥ -6

Which situation can be represented by the inequality 15 + 6x ≤ 100?

• Lazer Zone charges $15 plus $6 per person. If Andrea has a maximum of $100 to spend, how many people can Andrea invite to play laser tag?

• Lazer Zone charges $6 plus $15 per person. If Andrea has a maximum of $100 to spend, how many people can Andrea invite to play laser tag?

• Lazer Zone charges $15 plus $6 per person. If Andrea has a minimum of $100 to spend, how many people can Andrea invite to play laser tag?

• Lazer Zone charges $6 plus $15 per person. If Andrea has a minimum of $100 to spend, how many people can Andrea invite to play laser tag?

What would be the best first step to solving the equation in one step?

• multiply both sides by 3

• multiply both sides by -3

• divide both sides by -3

• add 3 to each side

3c + 5 = 23

• c = 3

• c = 6

• c = 7

• c = 18

• x = 30
  

• x = 18
  

• x = -6
  

• x = 12