Algebra

Simplification

100

8y⁵ / 2y³

4y²

200

9a² - 3a+2a²

11a² - 3a

300

a²b x 4a x 3b

12a³b²

400

(2a³/3b)³

(8a⁹/27b³)

500

3r x 5r - r + r² +2r

16r² + r

Expand&simplify

100

3(b-2)

3b-6

200

-8(2a-5)+3a

-13a+40

300

(y-2)(y+3)

y²+y-6

400

(2h-6)(h-9)

2h²-24h+54

500

(3a-5)²

9a²-30a+25

Changing the subject

100

Make d as subject:

v=d/t

d=vt

200

make x as subject:

3x+b=2y

x=(2y-b)/3

300

make m as the subject.

z=(x+m)/2s

m=2zs-x

400

make a as the subject

3b-2a²=p

a=+-squartroot of (3b-p)/2

500

make a as the subject

d=c(ab-d)/4

a=(4d+cd)/bc

Solving for x

100

x-16=20

x=36

200

x/(-5)=-5

x=25

300

(x+3)/5=20

x=97

400

12x+14=44-3x

x=2

500

7x+1=3(x-5)

x=-4