Algebra

Question 1 of 10

Question 1 of 10

If x = 3, find the value of 2x² − 5.

A. 31 B. 13 C. 1 D. 7

Check answer

Previous Next

Question 2 of 10

Question 2 of 10

Make y the subject of x = 2y + 3.

A. y = (x + 3)/2 B. y = 2x − 3 C. y = (x − 3)/2 D. y = x − 3

Check answer

Previous Next

Question 3 of 10

Question 3 of 10

Factorise x² − 9.

A. x(x − 9) B. (x − 9)(x + 1) C. (x − 3)² D. (x − 3)(x + 3)

Check answer

Previous Next

Question 4 of 10

Question 4 of 10

Solve 5x − 7 = 18.

A. 25 B. 2.2 C. 5 D. −5

Check answer

Previous Next

Question 5 of 10

Question 5 of 10

Solve the inequality 2x + 3 > 11.

A. x > 4 B. x < 4 C. x > 7 D. x < 7

Check answer

Previous Next

Question 6 of 10

Question 6 of 10

Solve x/3 + 2 = 6.

A. 12 B. 24 C. 4/3 D. 8

Check answer

Previous Next

Question 7 of 10

Question 7 of 10

Factorise 4x + 12.

A. 4(x + 12) B. 4(x + 3) C. 2(x + 6) D. x(4 + 12)

Check answer

Previous Next

Question 8 of 10

Question 8 of 10

Find the value of a + b when a = 7 and b = −3.

A. −10 B. 10 C. −4 D. 4

Check answer

Previous Next

Question 9 of 10

Question 9 of 10

Factorise 6x + 9.

A. 3(2x + 3) B. 6(x + 3) C. 3(2x + 9) D. 9(6x + 1)

Check answer

Previous Next

Question 10 of 10

Question 10 of 10

Expand and simplify 2(x + 3) − 3(x − 1).

A. −x + 3 B. −x + 9 C. 5x + 3 D. −x + 5

Check answer

Previous Next