Algebra

Reducer

100

(-4+6x) * 4 

24x-16

200

7+9(2x-3)

18x-20

300

-3(-x-10) 

3x+30

400

6(x+3y) +4

6x + 18y + 4

500

4*(a+5)+3a*(-8+a)

3a2 -20a + 20 

Reducer

100

4a+(2b-4)

4a+2b-4

200

5*(2a+3)

10a+15

300

x+10-6(x-3x)+4

13x+14

400

(2a + 3b ) + 5 * (-1a -2b)

-3a-7b

500

2(15+2a)+3(12-a)

a+66