Mathematics jeopardy

Simplifying algebraic expressions

100

5x+8-2x+5

3x+13

200

9x+5+8x-2

17x+3

300

3x +5y x9x +7y

-6x+12y

400

3x + 5x + 3y +5 y

8x + 8y

500

5(3x+4)-7x+8

8x+28

Factorising

100

3x + 15

3 ( x + 5) 

200

6ab - a²b=

ab (6-a)

300

Par + qrt - qsw

q (pr + dt -sw)

400

25p²-10p

5p(5p-2)

500

6p⁴-12p =

6p (p³-2)

Substitution

100

If a = 4 and b = 3 ,evaluate ab

=12

200

If a = 6 and b = 2,evaluate 2a - 5b

2

300

If a = -2 and b = -3 , evaluate -a²b

=12

400

If a = x1 and b = -2 , evaluate a²  - b²

-3

500

3x + 4 

x = 5 

19

Equations

100

4x + 3 = 19

x is ?

X=4

200

17-5x = 2

x is ?

X = 3

300

14 = 3x + 2

x = ?

4 = x

400

X + 7 = 15 

x is ?

8

500

X - 15 = 45 

x is ?

X= 30