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Anastaziya [24]
3 years ago
9

What is 4(x-2) in expanding expressions

Mathematics
1 answer:
Sauron [17]3 years ago
4 0

Answer:-8

Step-by-step explanation:

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PLZ HELP!!
777dan777 [17]

Answer:

c(10)=40

c(15)=52.5

Step-by-step explanation:

c(10) means you plug 10 into your x same with (c15) you plug in 15 so for c(10) it would be 2.5(10) + 15 which is 40

7 0
3 years ago
A farmer has the same number of chickens, cows and goats. Together, all these animals have 210 legs. How many chickens live on t
Ulleksa [173]

Answer:

21

Step-by-step explanation:

Chickens - 2x

cows - 4x

goats = 4x

2x+4x+4x+210

10x=210

x=21

CHECK:

21 chickens = 42 legs

21 cows = 84 legs

21 goats = 84 legs

42+84+84=210 legs

3 0
3 years ago
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Number of different types of atoms in the universe-
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Their are many different types of atoms in the universe. It can include the proton, neutron, and the electron. Also, the quark is a particle but is not found alot. 
5 0
3 years ago
Solve for x ln(3x+2)=4
Rasek [7]

Answer:

x = (e^4 -2)/3

x≈17.533

Step-by-step explanation:

ln(3x+2)=4

raise each side to e

e^ ln(3x+2) = e^4

3x+2 = e^4

subtract 2 from each side

3x = e^4 -2

divide by 3

x = (e^4 -2)/3

putting this in a calculator

x≈17.533

5 0
3 years ago
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What is mBD ? <br> A.112 <br> B.168<br> C.126 <br> D.154
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