Question

Is X+(2-y)2+3y+1 is a equation of two variable

Answer 1

x + ( 2 - y ) 2 + 3y + 1

X + ( 4 - y ) + 3y + 1

X + 4 - y + 3y + 1

X + 4 + 2y + 1

X + 2y + 5

so , it is in the two variables .

here X and Y are two variables