What should be the value of an if the value of 2x² + x – a equals 5 when x = 0?

Dear Student

From the question it is given that x = 0
We have,
2x² + x–a = 5
a = 2x² + x–5
Then, substitute the value of x in the equation
a = (2 × 0²) + 0–5 a
= 0 + 0–5
a = -5

Thanks