Question

Twice a number added to 10 is 90 . Find the number

Answer 1

Answer:

The number is 40

Step-by-step explanation:

Let the number be x

A/Q, 2x+10=90

2x=90-10

x=80/2

x=40

Let's check, 2×40+10

80+10=90

90=90

Hope it will help you

Answer 2

Answer:

let's that number is x

according question

2x+10=90

2x=90-10

2x=80

x=80/2

x=40