Quizizz for grade 8th easy Q

21x4

• 71

• 81

• 84

• 83

If 3𝑥−7=173x−7=17, what is the value of 𝑥

• 𝑥=8

• 𝑥=14

• 𝑥=31

• 𝑥=24

• 𝑥=75

If 4𝑦−9=274𝑦−9=27, what is the value of 𝑦

• 𝑦=6

• 𝑦=9

• 𝑦=12

• 𝑦=15

Simplify: 5(2𝑥+3)

• 10𝑥+15

• 10𝑥+3

• 10𝑥+5

• 10𝑥+6

What is the value of 𝑧 if 2𝑧+7=15

• 𝑧=4

• 𝑧=5

• 𝑧=6

• 𝑧=7

What is the value of 𝑦 if 3𝑦+5=20

• 𝑦=5

• 𝑦=6

• 𝑦=7

• 𝑦=8

Find the value of 𝑥 in the equation 4𝑥-9=27

• 𝑥=6

• 𝑥=9

• 𝑥=12

• 𝑥=15

Simplify: 2(3𝑦+4)

• 6𝑦+8

• 6𝑦+4

• 6𝑦+5

• 6𝑦+6

What is the value of 𝑎 if 3𝑎+8=20

• 𝑎=4

• 𝑎=5

• 𝑎=6

• 𝑎=7

If 2𝑏-5=11, what is the value of 𝑏

• 𝑏=8

• 𝑏=9

• 𝑏=10

• 𝑏=11