Moff's Algebra guns

Like Terms

100

4y + 3y

7y

200

p + 2p + 5p

8p

300

4x² + 8x - 2x²

6x² +8x

400

3x + 2 + 6x - 4 + 10x - 2

19x - 4

500

4x² + 5x -3 - 5x² + x + 2

-x² + 6x -1

Expand

100

3(a+2)

3a + 6

200

8( x - 2)

8x - 16

300

3x(3 +x)

9x + 3x²

400

4a²(2a - 3)

8a³ -12a²

500

ab²c( 2c - 3ab) 

2ab²c² - 3a²b³c

Factorise

100

7k + 7m

7(k + m)

200

3m + 3p + 3r

3(m + p + r)

300

4x² + 16x

 4x(x + 4)

400

ac + ad - ak

a(a + d - k)

500

4a³b²c + 8a³b⁴c - 12a³b⁴c

4a³b²c( 1 + 2b² - 3b²) 

Solve

100

8 + g = 16

g = 8

200

4x = 32

8

300

3m - 12 = 63

m = 17

400

-3k -12 = 48

k is...

k = -20

500

6x - 19 = -2x + 37

7

Substitute

100

If y = 5 what is 3y + 2?

17

200

If y = 3 and z = 7 

What is 3y - 2z

-5

300

If y = -3 and z = 4

What is z² + 2y?

10

400

If p= 14 and h = 0 

what is hp + 3h

0

500

If p = 12, s = 5 and k =10 

Solve 

s(p + k) - s²