Question

8) set an equation
an equation for the following: When
I subtracted 9 from twice a numbers,
the result was 11
X-9=11
9- 2x - 11
A 2x9=11
3​

Answer 1

2x - 9 = 11

This is the correct equation.

To solve it:

2x = 11+9

2x = 20

x = 20/2

x = 10