A time$-$series trend equation is $25\mathrm{.}3+2\mathrm{.}1$x$.$ What is your forecast for period $7?[$Blank$1]$

Group of answer choices

$23\mathrm{.}2$

$25\mathrm{.}3$

$40\mathrm{.}0$

$27\mathrm{.}4$

$179\mathrm{.}2$