Question

Twice a number plus 5 is -3.
I don’t understand it help please

Answer 1

2n+5 =3

n=-1

The number is -1

Explanation:

Let n be the number

Twice the number

2n

Plus 5

2n+5

is means equals

2n+5 =3

Now we want to solve

Subtract 5 from each side

2n+5-5 = 3-5

2n = -2

Divide each side by 2

2n/2 = -2/2

n = -1