Year 7 Simple Algebra

Question 1

Simplify the following: 3𝒙 × 𝒙

Accepted Answer

3𝒙2

Question 2

Find the value of (3𝒙2) when 𝒙 = −2

Accepted Answer

12

Question 3

Find the value of (3 + 𝒙) when 𝒙 = −2

Accepted Answer

1

Question 4

Is the following true or false? 𝒙2 = 𝒙 × 𝒙

Accepted Answer

True

Question 5

Simplify the following: 3𝒙𝒚 × 𝒙𝒚

Accepted Answer

3𝒙2𝒚2

Question 6

Is the following true or false? 𝒙 × 4 = 4𝒙

Accepted Answer

True

Question 7

Find the value of (6 − 𝒙) when 𝒙 = −2

Accepted Answer

8

Question 8

Simplify the following: 3𝒙𝒚 + 𝒙𝒚

Accepted Answer

4𝒙𝒚

Question 9

Find the value of (2𝒙 + 3) when 𝒙 = −4

Accepted Answer

-5

Question 10

Find the value of (6 − 𝒙) when 𝒙 = 2

Accepted Answer

4

Question 11

Simplify the following: (3𝒙)2

Accepted Answer

9𝒙2

Question 12

Is the following true or false? 𝒙 × 𝒙 × 𝒙 = 3𝒙

Accepted Answer

False

Question 13

Find the value of (2𝒙 + 3) when 𝒙 = 4

Accepted Answer

11

Question 14

Find the value of (3 + 𝒙) when 𝒙 = 2

Accepted Answer

5

Question 15

Is the following true or false? 2𝒙 = 𝒙 + 2

Accepted Answer

False

Question 16

Simplify the following: 4𝒙 × 2𝒚

Accepted Answer

8𝒙𝒚

Question 17

Simplify the following: 𝒙2𝒚 × 𝒙𝒚

Accepted Answer

𝒙3𝒚2

Question 18

Simplify the following: 4𝒙 + 2𝒚

Accepted Answer

4𝒙 + 2𝒚

Questions 18