Question

Twice a number is forty in equation form

Answer 1

Explanation:

Twice a number is forty

Let the number be x, then

2×x=40

2x=40

x=40/2

x=20

Answer 2

2x = 40

Explanation:

Let the number be x

Twice means 2 time

2 × x

2x

The product is 40

2x = 40