Question

How many variables are used in the expression 2x+ 3y +5 (a) 1 (b) 2 (c) 3 (d) 5
EXPLANATION

Answer 1

2x

here,

2 is coefficient and

x is variable.

3y,

here,

3 is coefficient and

y is variable.

5 is the constant term.

therefore here, there are two variables that are (x,y)

Answer 2

There are only two variables I.e x and y in this question 2,3 and 5 are coefficients