Question

Evaluate 6x2 − 2x + 14 when x = -2.

Answer 1

If you know what x equals, then just substitute that into the equation.

Answer 2

6(-2)^2 - 6(-2) + 14

Answer 3

Substitute x with -2 wherever you see it.

\(\Large \color{Black}{\Rightarrow 6(-2)^2 - 2(-2) + 14 }\)

\(\Large \color{Black}{\Rightarrow 24 - (-4) + 14}\)

\(\Large \color{Black}{\Rightarrow 28 + 14 }\)

\(\Large \color{Black}{\Rightarrow 42 }\)

Answer 4

\(\Huge \color{Pink}{4} \color{Purple}{2} - \color{Red}{\text{the answer to everything.}}\)