Question

Oblicz x

1.ax-c=2x+ac

2.m(y-x)=a

Answer 1

a)

ax-c=2x+ac

ax-2x=ac+c

x(a-2)=c(a+1)

x=c(a+1)/(a-2)

b)

m(y-x)=a

my-mx=a

mx=my-a

x=(my-a)/m