Howard needs 25 grams of trail mix that is made up of pretzels and peanuts. The pretzels cost $1 per gram, peanuts cost $3. 50 per gram. Howard has $45 to spend and plans to spend it all. Let x= the amount of pretzels. Let y= amount of peanuts. Answer choices:
X+y=45
X+y=25
X+3. 5y=45
Y+3. 5x=25
Y+3. 5x=45
X+3. 5y=25