200
b+h+b+h=
What is 2b+2h
300
a2+2b+2a2+b+2c
What is 3a+3b+2c
400
7.2*n=14.4
What is n=2
400
36-(2*6)/3
What is =32
400
2(a+2a2)+2b=
What is 2a+4a+2b
500
2/5*x=10
What is x=25
500
28+12m=160
What is m=11
500
[(4+12/4)-2]*3
What is =6
500
-1 3/5 +>-4
What is 5/2
500
5x3+3y+7x3-2y-4x2
What is 12x3+y-4x2