Step-by-step explanation:
a)
(a+p)y=q-p
a+p=q-p/y
a=q-p/y - p
b)
x²-y²=a
x²=a+y²
x=√a+y²
c)
P=V²/R
R=V²/P
d)
3ab+s=a²b
s=a²b-3ab
e)
x²y=5k-4
x²=5k-4/y
f)
y=√x+2ac
y²=x+2ac
x=y²-2ac
g)
q-p+r=s³
p=q-r-s³
h)
2xy=4ak
x=4ak/2y
j)
7k+h-q=2q
q=7k+h-q/2
Note:if yoy have any question to ask,let me know.
