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a)
k=7n / :7
n=k/7
b)
a=k+6 / -6
k=a-6
c)
z=7-y / -7
-y=z-7 / :(-1)
y= -z+7
d)
d=a+bc /-a
bc=d-a /:b
c=(d-a)/b
e)
x=2k +1 /-1
2k=x-1 /:2
k=(x-1)/2
f)
2k=7n+5 / -5
7n=2k-5 /:7
n=(2k-5)/7
58
a)
p=D/M * RT / *M
p*M=DRT / :p
M=DRT/p
b)
f=9/5 c+32 / -32
9/5c= f- 32 /*5/9
c=5/9(f-32)
c)
c=vt+at2/2 / *2
2c=2vt+at2 / -2vt
at2= 2c-2vt /:t²
a=(2c-2vt)/t²
d)
F=G* Mm/r² / *r²
Fr²=GMm / : GM
m=Fr²/GM