Pls help I need the right answer I need a good grade Just do question 13

Show your work

500 - 20x = 220

Step-by-step explanation:

$500 is the base cost, and she withdraws $20 per week. $220 would be the final cost, so x represents the amount of weeks.

500-20w=220

Step-by-step explanation:

w=14

it will take 14 weeks to have her balance at 220

-20w=220-500

-20w=-280

divide both sides by -20

w=14

john earns $14.00 for two hours of work.

step-by-step explanation:

we are given

since, we have to isolate x on anyone side

so, we can move all x terms on one side

subtract both sides by 2x

add both sides by 9

divide both sides by 4

we get