BSEP Algebraic Concepts 3

Question 1

Which of the following is NOT a linear equation?

Accepted Answer

y = x² + 4

Answer

y = 3x + 1

Answer

2x + 5 = 11

Answer

3y - 6 = 0

Question 2

Simplify: 3x + 2y - x + 5y

Accepted Answer

2x + 7y

Answer

4x + 7y

Answer

2x + 3y

Answer

4x + 3y

Question 3

If f(x) = 3x - 2, what is f(4)?

Accepted Answer

10

Answer

14

Answer

8

Answer

12

Question 4

What is the y-intercept of the line y = 5x - 8?

Accepted Answer

-8

Answer

5

Answer

8

Answer

-5

Question 5

Solve: 2(x - 3) = 10

Accepted Answer

8

Answer

4

Answer

3.5

Answer

6.5

Question 6

Which inequality represents 'a number n is at least 15'?

Accepted Answer

n ≥ 15

Answer

n < 15

Answer

n > 15

Answer

n ≤ 15

Question 7

A taxi charges a flat fee of $3 plus $2 per mile. Which equation represents the total cost C for m miles?

Accepted Answer

C = 2m + 3

Answer

C = 3m + 2

Answer

C = 5m

Answer

C = 2m - 3