1.
yes
x is number of group acts
y is number of indivual acts
2. I would eliminate x by multiplying 2nd equation by -3 then adding
12x+6y=120
<u>-12x-3y=-90 +
</u>0x+3y=30
3y=30
divide by 3
y=10
sub
4x+y=30
4x+10=30
4x=20
divide 4
x=5
each group act takes 5 mins and each individual takes 10 minutes
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If 1 cup of that particular vanilla powder has a mass of 128 grams, then 
of a cup of vanilla powder has a mass of
grams.
Since
grams and 
of a cup of vanilla powder is
then correct answer is that he went over by of a cup.
Answer: correct choice is B.
Answer:
-4x + y + 6z
Step-by-step explanation:
Combine like terms (Terms with the same variable):
(2x + 5y - z) + (-6x - 4y + 7z)
Add straight across:
2x - 6x = -4x
5y - 4y = y
-z + 7z = 7z - z = 6z
-4x + y + 6z is your answer.
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I want to say 7.6% is the answer
Answer :
If 18+12 is 30 and only 18 of them has pets then 70 percent have pets
