Q

# What should be the value of a if the value of 2x^2 + x - a equals to 5,

Q. 9.     What should be the value of a if the value of $2x^{2}+x-a$ equals to $5$, when $x=0?$

$\\2x^2 + x - a = 5 \\2 \times 0^2 + 0 - a = 5 \\-a = 5 \\a = -5$