A ___ is a letter or a symbol that represents a number
Pronumeral
100
Simplify this equation
9m-2n+3mn
Cannot simplify - 9m-2n+3mn
100
Write the following sentence in algebra
There are 12 biscuits in a packet. How many are in n packets?
12n
100
99 - 27
=72
100
What quadrant is (5, -1) in?
Quadrant 4
200
A pronumeral represents an ____ or a ____variable
unknown or a variable
200
Simplify 2wx-4w+3wz
5wx-4w
200
multiple p by 7, then subtract 9.
7p - 9
200
101 x 27
= 2727
200
Which of the following coordinates pairs lies furthest to the left on the Cartesian plane?
(-3,2) (2,3) (3,-2) (1,-3)
(-3,2)
300
The ____ (3,5) can be plotted on the ____ by finding the point 3 across and 5 up.
Coordinates & Cartesian plane
300
Lee has a packet of p lollies. He eats half, then gives 3 to his brother. How many lollies does he have left?
p divided by 2 - 3
300
How many times does 9 go into 621
69
300
Name a point in the 2nd quadrant
any point where the x-value is negative & the y-value is positive
400
The find the value of the expression 2x+3, when x=1 we need to ___ 11 for x.
Substitute
400
Simplify -10t+20s+9t-21s
= -t-s
400
Nicola has 6 identical bags of lollies, plus an extra 11 loose lollies. If n represents the number of lollies in one bag, write an expression for the total number of lollies Nicola has.
T = 6n + 11
400
99 + 35 - 10
= 124
400
in the equation y(x +4 - 3) substitute y for 4 and x for 3
=16
500
completing a table of values is helpful when finding the ____ that describes a pattern.
formula
500
Simplify 3a-a+3+2b+5a+11b-4ab
= 7a+13b-4ab+3
500
A cricket player scores x runs in her first match, y in her second match and z in her third match. Write an expression for her average.
x+y+z divided by 3
500
10(3 x 50 - 100)
= 50
500
Evaluate the following expression -2a + b - 5 where a = -2 and b = -3