Y16110 12) Convierte a una expresión algebraica, si x representa un número desconocido:
la diferencia de siete veces un número y 5 veces el mismo número
a) O 35x
b) O 2x
CO 5x - 7
d) • 7 - 5x

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

Someone answer this asap for 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.

Luisa sells stuffed animals. she sells her stuffed elephant for $34.90, and the sales tax is 6% of the sale price. about how much is the sales tax on the elephant?