1+1
x/2=y/3 3x+y/2x-y
3600รท220
[5,72+i57,38]
1200 - (1/0.2)*(0.6/1.2)
There are 250 children in a school.lf 3/5 of the children are girls,how many boys are there in the school?
3. (x + 7) + 2. (x + 3) = x + 39
simplify 150;103;747
