Answer:
The boys.
Step-by-step explanation:
6yx2
brackets means multiply hence -x×3y×-2x
2(x/y)+40
x=1
y= -2
See step by step explanation below:
1/8
1/2 of 1/4 = 1/2*1/4 = 1/8
B
3/r=1/y-2/x
3/r=x-2y /xy