Question

Question 37.

The result of subtraction of 7x from 0 is

(a) 0

(b) 7x

(c) -7x

(d) x.

Answer


Question 38.

The result of subtraction of 3x from -4x is

(a) -7x

(b) 7x

(c) x

(d) -x.

Answer


Question 39.

The product of 4mn and 0 is

(a) 0

(b) 1

(c) mn

(d) 4 mn.

Answer


Question 40.

The product of 5x and 2y is

(a) xy

(b) 2xy

(c) 5ay

(d) 10ay.

Answer​

Answer 1

Step-by-step explanation:

37. 0 -7x = -7x

38. -4x - 3x= -7x

39. 4mn×0= 0

40. 5x × 2y= 10xy