This is It!

Mother is three times as old as her son. Ten years from now, Mother will be two times as

old as her son. What is the age of his mother?

• 10

• 20

• 30

• 30

Expand 5(4m + 3n)

• 20m + 15n

• 40m + 15n

• 9m + 8n

• 20m + 8n

What rational algebraic expression is equivalent to 4x²y³ / 16x²y³?

• 4

• 4x

• 1/4

• 1/4y

Simplify (y + 1) / 2 + (y − 1) / 3

• (5y + 1) / 6

• (6y + 1) / 5

• (6y + 1) / 6

• 5y + 6

What is the gradient of the line y = 3x + 5?

• 1

• 5

• -3

• 3

What is the y-intercept of the line y = 5x - 4?

• 4

• -4

• 5

• -5

Which equation of a line parallel to y = 3x − 10 ?

• y = -3x − 3

• y = 10x − 3

• y = 3x − 1

• y = -10x + 3

Rewrite 3x + y − 6 = 0 in the form y = mx+ b

• y = -3x + 6

• y = 3x + 6

• y = 3x - 6

• y = -3x - 6

What is the gradient of the line joining (2,5) and (-1, 14)?

• 9

• -9

• 3

• -3

Solve the pair of equations by elimination 2x + y = 11 and 3x + y = 15

• x = 4, y = 3

• x = -4, y = 3

• x = 4, y = -3

• x = -4, y = -3