I need help with this question The question is Select all true statements about the expression: - 4x - 6 - x + 6
a. If the expression -4x - 6 + x +6 is simplified, the answer is - 5x
b. If the expression -4x - 6 + x +6 is simplified the answer is -3x
c. If the expression -4x - 6 + x +6 is simplified the answer is - 4x + x
d. If the expression -4x - 6 + x +6 is simplified the answer is - 5x - 12
e. If the expression -4x - 6 + x +6 is simplified the answer is - 3(x - 4)

How do you solve a question like this?

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

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.