Answer: 6x+3y
Step-by-step explanation:
3x+3(x+y)= 3x+3x+3y=6x+3y
Answer:
35/3
Step-by-step explanation:

Simplify to get
9x+14=3(4x-7)
35=3x
x=35/3 or 11.66
Answer:
75
Step-by-step explanation:
Let x be the total points
66/x = 0.88 (88%)
x = 75
Answer:
90 is your answer
Step-by-step explanation:
first I just added all similar numbers together, then I added the answers of all the similar numbers together one-by-one, finally we find our answer, 90