Match up each scenario with the equation that models the word problem. Jeff is 3 years less than Tony's age.
y = x-3
Skate rental charges an additional $3.
y = 3x
Marie buys balloons for a party that
are $3.00 each
y = x + 3
Please helpp

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.