Answer:
a) p÷m=k
Explanation:
P=mk
so you are going to divide both side by m to make k the subject of the formula
P/m=mk/m
therefore m will cancel m in k side
ans will be P/m=k
B) ans W-hg=k
hg is gonna come the other side and change sign(-)
W=k+hg
W-hg=K