### Home > CCAA8 > Chapter 1 Unit 1 > Lesson CCA: 1.1.1 > Problem1-8

1-8.

For each equation below, find $y$ if $x=2$.

1.  $y\ =\ 7-\left|x\right|$

Substitute $2$ into the equation, then solve for $y$.

$5$

1.  $y=x^2−1$

Substitute $2$ into the equation, then follow the Order of Operations to find $y$.

$3$

1.  $y=\sqrt{x+14}$

Refer to part (b).

$4$