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Alex_Xolod [135]
3 years ago
6

Solve the simultaneous equation x^2-4y^2=9 and x+2y=1​

Mathematics
2 answers:
Salsk061 [2.6K]3 years ago
8 0

Answer:

x=5,y=-2

Step-by-step explanation:

Anna71 [15]3 years ago
3 0
Solve the simultaneous equation
x^2-4y^2=9 and x+2y=1


X=5, Y= -2

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Pete corporation produces bags of peanuts. It's fixed cost is $18,900. Each bag sells for $2.17 with a unit cost of $1.27. What
pentagon [3]

Answer:

in units: 18,900

in dollars: $ 41,013

Step-by-step explanation:

The break even point is the sales dollar amount or sales in unit at whichthe operating income of the firm equals to zero:\frac{Fixed\:Cost}{Contribution \:Margin} = Break\: Even\: Point_{units }

Where:

\frac{Contribution \: Margin}{Sales \: Revenue} = Contribution \: Margin \: Ratio

<em><u>Contribution margin:</u></em>

2.17 - 1.27 = 1 dollar per unit

Break even:

$18,900 fixed cost /  $1 per unit = 18,900 units

Then, in sales:

18,900 x $2.17 each = 41.013‬

break even point:

3 0
3 years ago
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Simplify 0.2(-4x+5)-0.5(3x-11)
Gemiola [76]

Answer:

-2.3x + 6.5

Step-by-step explanation:

3 0
3 years ago
I need help to these questions. Convert these fractions to a decimal 7/8 , 4 3/8. Thanks
ehidna [41]
Simple...

you have: \frac{7}{8} and 4 \frac{3}{8}

Now, the first one is easy just divide it...

\frac{7}{8} =0.875

Now....

4 \frac{3}{8}    needs to be converted...

Multiply the whole number*denominator...

4*8=32

Now add the numerator....

32+3=35

Now use the original denominator...

\frac{35}{8}

Now divide...

\frac{35}{8}=4.375&#10;

Thus, your answer.
7 0
3 years ago
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Which expression represents the gcf of 154 and 196.
saveliy_v [14]
Answer=A

To find the gcf, we need to factor each number.

154=2*7*11

196=2*2*7*7

The number have a factor of 2 and a factor of 7 in common, so...


GCF=2*7
3 0
3 years ago
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Can someone answers this question please master it correctly if it’s corect I will mark you brainliest
alukav5142 [94]

Answer: 1

Step-by-step explanation:

3 0
3 years ago
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