Question 473600
{{{2x^2-2x+5}}} Start with the given expression.



{{{2(4)^2-2(4)+5}}} Plug in {{{x=4}}}.



{{{2(16)-2(4)+5}}} Square {{{4}}} to get {{{16}}}.



{{{32-2(4)+5}}} Multiply {{{2}}} and {{{16}}} to get {{{32}}}.



{{{32-8+5}}} Multiply {{{-2}}} and {{{4}}} to get {{{-8}}}.



{{{29}}} Combine like terms.



So {{{2x^2-2x+5=29}}} when {{{x=4}}}