Question

If x=a y=b z=c is the solution of the equations x-y=2 and x+y=4,then what will be the value of a and b

Answer 1

x=2+y____eq 1

x+y=4____eq 2

putting value of x in equation 2

2+y+y=4

2+2y=4

2y=4-2

2y=2

y=1

x=3

therefore, a=3 and b=1