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WorksheetsYear 9 - Expressions and Formulae Review
Total questions: 20
Worksheet time: 34mins
Using the formula
s=ut+21at2, find s when u=15, a=2.5 and t=20.800
500
300
100
1211y
125y
12y
y12
2x10
2x11
x26
2x25x+1
x2−8x−12
x2−4x+12
x2−4x−12
x2−12
x2−10x+25
x2+5x+25
x2+25
x2+10x+25
Make x the subject of equation:
y2=x2+c2y2−c2
y2+c2
y2−c2
y2+c2
The width of a rectangle is w cm. Its length is 4 cm more than its width. If the perimeter of the rectangle is 28 cm, find its length and width.
11 and 7
8 and 8
9 and 5
7 and 3
3(20x+5y)
5(5x+5y)
5(4x+15y)
5(4x+3y)
x(4y−x)
x(4y+x)
y(4x−y)
x(4y−2x)
3x+2xy−2y
3x+10xy−2y
3x+10xy+2y
3x−10xy−2y
6x+4xy
6x−4xy
6x−12xy
6x−4y
8b
15b
b15
b8
3c2
3c8
c2
6c
3a2
23a
3b
23
c2a3b2
c35b2
c35a3b2
c35a3
4b3+6b
4b3−2b
−2b3
4b3−6b
a−3b
a−b
−3b
−2b
3x3
4x3
9x
3x6
5x
5
9x
9
x20
x15
x10
x5
