Question

14x^2-3x+28=0

Answer 1

Tell me where are you facing problem ??

Answer 2

@khaoula , are you there ??

Answer 3

What is equal to x ?

Answer 4

Do you know the quadratic formula ??

Answer 5

I mean x=?

Answer 6

This is the quadratic formula For
\[ax^2+bx+c=0\]
\[\large x=\frac {−b±\sqrt{b^2−4ac}} {2a}\]
Use this and find your x There is another long method if you are not comfortable with this one. Reply if you need the other method

Answer 7

Use the quadratic formula like @shivam_bhalla said.
In your equation, a = 14, b = -3, & c = 28.