A house cleaning company charges a constant rate for each hour of cleaning. They charge $135 for 3 hours of cleaning. Number of hours cleaning
Amount charged for cleaning (in dollars)
3
$135
18

How much would the company charge for 18 hours of cleaning?

$675
⊝

$810
⊝

$2,430
⊝

$45
⊝

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.