Fill in the blanks of the following

i.

ii.

4

Solve the following equations.

4

Solve the following equations.

2

5m-n=3m+4n, then find the values of the following expressions.

i. ii.

3

If a(y+z) = b(z+x) = c(x+y) and out of a, b, c no two of them are equal then show that