Question

Wylicz x:
a) m=n/x+1
b) a+bx=x+c
c) x-2t=x/m

Answer 1

A) m=n/x+1 |*(x+1)
m(x+1)=n |:m
x+1 = n/m
x= n/m -1
b) a+bx=x+c
bx-x=c-a
x(b-1)=c-a |:(b-1)
x= (c-a):(b-1)
c) x-2t=x/m |*m
xm-2mt=x
xm-x=2mt
x(m-1)=2mt |:(m-1)
x=(2mt):(m-1)