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Anvisha [2.4K]
3 years ago
10

X = 3y-9 Solve for y, now i need a refresher on this mind helping me?

Mathematics
1 answer:
Gala2k [10]3 years ago
5 0

Answer:

Is this all? You can’t obtain a number value for y, but you can obtain that y equals (9+X)/3

Step-by-step explanation:

X=3y-9

Distribute the right hand side.

3y-9=3(y-3)

Therefore,

X=3(y-3)

Divide both sides by 3

(X/3)=y-3

Add 3 to both sides

(X/3)+3=y

Simplify

(X/3)+(9/3)=y

y=(9+X)/3



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I need help on solving this math problem.​
son4ous [18]

Answer:

f(1)=-3

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Step-by-step explanation:

Use the correct formula depending on what (x) equals.

When (x=1) you use the second formula because 1 is greater than -2 but less than 4

When (x=-4) you use the first formula because -4 is less than -2

When (x=6) you use the third formula because 6 is greater than 4

5 0
3 years ago
Let f(x) = 4x2 + x + 1 and g(x) = x2 – 2
Juli2301 [7.4K]
To find  g (f(x))  you  should  substitute  "4x^2+x+1"   to  "x"  of  g(x)  function. You'll havew:

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To count (4x^2+x+1)^2  Just  assume  ( [4x^2+x] + 1)^2   and  use the (a+b)^2=a^2+2ab+b^2  formula, where a=4x^2+x  and  b=1
7 0
3 years ago
Steve ran 1 lap in 7 minutes. At this rate, how far would he run in 42 minutes?
VARVARA [1.3K]

Answer:

6 laps

Step-by-step explanation:

46 Divided by 7 is 6

3 0
2 years ago
Read 2 more answers
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3 years ago
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The mode is the value that appears more often in a dataset. In your dataset, you have two 6's, two 9's and two 14's.

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In those cases, some say that your dataset has no mode. Others say that your dataset has three modes: 6, 9 and 14.

It's really all about definition, so it depends on which convention your book/course/professor sticks to.

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