Question

5 multiple choice 1 point
what is $8z+x-5-9z+2$ written in simplest form?
$x + z -3$
$x + 17z +7$
$x - z - 3$
$x - 17z - 3$

Explanation:

Step1: Group like terms

$x + (8z - 9z) + (-5 + 2)$

Step2: Combine z-terms

$x + (-z) + (-5 + 2)$

Step3: Combine constant terms

$x - z - 3$

Answer:

x - z - 3