Revision: Algebra Year 7

Write an equation based on statement below.

' Molly is m years old and Barney is b years old.' The total of their ages is?

• m + b

• m - b

• mb

• m/b

Write an expression based on statement below.

'Maliha thinks of a number, x. She multiplies the number by 4 then adds 1'

• x/4 + 1

• 4/x + 1

• x4 + 1

• 4x + 1

Write an expression based on statement below.

' Aidil thinks of a numberr, x. He divides the numbers by 2 then subtracts 9.

• x/2 + 9

• x/2 - 9

• 2x + 9

• 2x - 9

Simplify this expression.

10q - 5q + 17 - 9

• 15q + 8

• 8 - 5q

• 5q + 8

• 15q - 8

Simplify the expression.

6t + 3v - 4t + v

• 9t - 3v

• 2t + 4v

• 10t + 4v

• 4v - 2t

Expand the bracket.

8(3 - 5x)

• 11 - 3x

• 32 - 40x

• 24 - 40x

• 40x - 24

Expand the bracket.

2(13 - 4q)

• 15 - 2q

• 26 - 8q

• 9 - 6q

• 26 -2q

Expand the bracket.

3(2g + h)

• 6g + h

• 5g + 3h

• 6q + 3h

• 6g + 3h

Solve the equation based on the statement.

' A number multiply by 4 then add 2. The answer is 26'. What is the value of the number?

• 6

• 8

• 4

• 12

d/3 + 2 = 9. What is the value of d?

• 27

• 21

• 33

• 12