Forming Equations 1: Forming and solving equations.
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Question 1 of 8
1. Question
Convert the following statement into an equation.
The sum of a number and 5 is 9.
Let the unknown number be y.
(Do not use any spaces in you answer.)

Answer:
CorrectIncorrect 

Question 2 of 8
2. Question
Convert the following statement into an equation.
3 subtracted from a number is equal to 12.
Let the unknown number be y.
(Do not use any spaces in your answer.)

Answer:
CorrectIncorrect 

Question 3 of 8
3. Question
Convert the following statement into an equation.
5 times a number decreased by 2 is 4.
Let the unknown number be y.
(Do not use spaces in your answer.)

Answer:
CorrectIncorrect 

Question 4 of 8
4. Question
I’m thinking of a number. I call it n.
I double my number then I subtract three.
I get 23 as an answer.

(a) Write an equation in terms of n.
(b) Solve the equation to find n. n =
Correct / 2 PointsIncorrect / 2 Points 

Question 5 of 8
5. Question
A gardener is planting flowers. He plants t tulips.

(a) He plants 10 more daisies than he does tulips.
Form an expression for the number of daisies he planted.
(b) He actually planted 47 daisies.
Use this information and your answer in (a) to form an equation.
(c) Use your equation to find the number of tulips planted. t =
Correct / 3 PointsIncorrect / 3 Points 

Question 6 of 8
6. Question
In a wood in Essex, the Forest Warden planted b Beech trees.
He planted 5 fewer Oak trees and 12 more Elm trees than Beech trees.

(a) Give an expression for the number of
(i) Oak trees planted.
(ii) Elm trees planted.
(b) The Forest Warden actually planted 16 Oak trees
Use this information and your answer in (a) to form an equation.
(c) Use your equation in (b) to find the number of
(i) Beech trees planted.
(ii) Elm trees planted.
Correct / 5 PointsIncorrect / 5 Points 

Question 7 of 8
7. Question
A normal bus will carry n passengers.
A Touring Bus will carry 27 more passengers than a normal bus.
A Minibus will carry 8 less passengers than a normal bus.

(a) Give an expression for the number f passengers in a
(i) Touring Bus:
(ii) Minibus:
(b) The Touring Bus will carry 69 passengers.
Use this information and your answer in (a) to form an equation.
(c) Use your equation in (b) to find how many passengers the
(i) normal bus will carry.
(ii) Minibus will carry.
Correct / 5 PointsIncorrect / 5 Points 

Question 8 of 8
8. Question

(a) Write down an expression for the perimeter of the rectangle.
Give your expression in its simplest form.
(b) The perimeter of the rectangle is 42 cm.
Work out the value of x. x = cm
Correct / 2 PointsIncorrect / 2 Points 