Jade and chet get a weekly allowance plus x dollars for each
time the pair walks the dog. they plan to save 40% of their
jade
combined earnings in one week to purchase a new app for
their smart tablet. their earnings in a certain week are
chet
represented in the table. if their parents pay $2.50 each time
they walk the dog, how much money will they have to purchase the app?
earnings ($)
8 + 2x
4x+6