Which expresión is equivalent to -3x - (x-1) + 3/2 (3x + 3)?

a. 1/2x + 11/2
b. 1/2x + 7/2
c. 5/2x + 11/2
d. 5/2x + 7/2

What could explain what happened when the time was equal to 120 minutes

Yesterday, george drank 1 small bottle and 2 large bottles, for a total of 1,372 grams. the day before , he drank 1 small bottle and 1 large bottle, for the total of 858 grams. how many grams does each bottle hold?

Agroup of three friends order a combo meal which includes two slices of pizza and a drink each drink is priced at $2.50 the combined total of $31.50 how much is the cost of a slice of pizza