Question

Z podanego równania wyznacz x.

a) v = u + xt

b) a(b + x) = a^{2}c

c) ax/b - c = k

d) x/c + a/b = t

Answer 1

a) v=u+xt

xt=v-u |:t

x = v-u/t

 

b) a(b+x)=a²c |:a

b+x=ac

x=ac-b

 

c) ax/b-c=k

ax/b=k+c |*b

ax=b(k+c)|:a

x=b(k+c)/a

 

d) x/c+a/b = t

x/c=t-a/b|*c

x= t/c - a/bc

 

 

Answer 2