3x + 9
x + x + x + 2x
5x
3x+9
3(x + 3)
2(x+1) + 2(x+1)
Simplify:
14 : 21 : 42
2 : 3 : 6
3( x - 6 )
3x - 18
2x + 3y - x + 3y
x + 6y
6x-48
6 ( x - 8 )
3(x-2) + 3(x+2)
6x
What kind of triangle is this? Double points if you spell it right.![]()
Isosceles
-2 ( x + 5 )
-2x - 10
-14z + 7x + x2 - 3x2 + 7z + 7z + 7z
-2x2 + 7x + 7z
𝑥 2 − 5xy
x( x - 5y)
2(x+5)+3(x−2)
5x + 4
a2 + b2 = c2
What formula is this and what is it used for?
Pythagoras' Theorem
Working out lengths in a right angled triangle
-4 ( 3x - 9 )
-12x + 36
7x2y3 - 7x2 + x2 + y3
7x2y3 - 6x2 + x2 + y3
6𝑥 + 3 − 9y
3 ( 2x + 1 - 3y)
3( 2x + 2 ) - 4 ( x + 1 )
2x + 2
How many vertices does a square-based pyramid have?
5
-6x ( -6x - 6 )
36x2 + 36
7x2y3 - 7x3y2 + x2 + y3
7x2y3 - 7x3y2 + x2 + y3
78x2y - 39xy + 52yx
13xy( 6x - 3 + 4)
2x(3x + 6) - 3(x - 2)
6x2 + 9x + 6
What is the meaning of the word Congruent (in terms of shapes)
The same size and angles but different position