Writing expressions
x multiplied by eight and increased by four
8x + 4
x=9
5 multiplied by x and increased by 6
5 x 9 + 6
51
What is Miss Chalklen's favourite colour?
Purple
X-2
x subtracted by 2
For every kilometre, you drive it costs $2 in petrol
Write an expression for the total cost for p petrol.
2p
nine groups of m plus 5 less 3
9m + 5 - 3
y=3
7 less than y groups of 3
3 x 3 - 7
2
What are Mrs Clark's 3 favourite words?
Grit, passion, perseverance
2c+1
2 times c plus 1
You and your four friends plan a surprise party. Each of you contributes the same amount of money m for food.
Write an algebraic expression for the total amount of money contributed for food.
5m
7 less than z multiplied by 6 and increased by 11
7 - 6z + 11
a=8
3 added to 9 multiplied by a and subtract 1
9 x 8 + 3- 1
74
When is Miss Chalklen's birthday?
29th December
Y+y+y+y
4y
For a walk-a-thon a sponsor committed to give you a flat fee of $5 plus $2 for every mile m you walk.
Write an expression for the total amount you will collect from your sponsor at the and of the walk-a-thon.
2m +5
x groups of 5 increased by 8 and divided by 3
5x + 8 / 3
k=7
Four less than 6 times the number of k increased by three
6 x 7 - 4 + 3
41
4 more than k
4 + k
6y + 8 - 2
6 times the number of y increased by 8 and subtracted by 2
A cell phone company charges $40 per month plus a $35 activation fee.
Write an expression for the total cost for m months.
40m + 35
6 groups of x increased by 9 subtracted by 5 and increased by 7
6x + 9 - 5 + 7
b=5
The square of b with 2 added on minus 6
5 x 5 + 2 -6
21
What type of car does Miss Chalklen drive?
Mitsubishi Outlander
5b+3
5 times the number of b increased by 3
Your new internet company charges a set up fee of $99, which you got a discount of $29 and then $55 a month.
Write an expression for the total cost of set up and m months.
55m + 99 - 29