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forsale [732]
3 years ago
14

Elaluate the expression when y=5 and x=47. x - 6y ​

Mathematics
2 answers:
lys-0071 [83]3 years ago
6 0

Answer:

1410

Step-by-step explanation:

-6 times 5 is -30

47 times -30 is -1410

Kazeer [188]3 years ago
6 0

Answer:

17

Step-by-step explanation:

first you would susitute the variables so your equation is going to be

47-6*5

after just follow pemdas

6*5=30

47-30=17

so your answer is 17

hopes that helps

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The length of a rectangle is 4 cm longer than the width, The perimeter is 80 cm. Find the length and the width. Substition Metho
MrRa [10]

Answer: Length = l

Width = w

2l + 2w = 80cm

l+w = 40cm

l = w+4

w+4 + w = 40cm

2w + 4 = 40cm

2w = 36cm

w = 18cm

l = 22cm

jd3sp4o0

Step-by-step explanation:

6 0
3 years ago
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If JK answered / of the Math questions correctly, how many points did she get in a 50- item test?
Fittoniya [83]

Answer:

JK got 30 answers correct on a 50 item test.

Step-by-step explanation:

It is given that:

Total items on test = T = 50

Fraction of total items that were answered correctly = 3/5

We simply have to multiply the total number of questions by the fraction of correct answers.

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The correct answered number of items are:

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Hence,

JK got 30 answers correct on a 50 item test.

4 0
3 years ago
Which expression is equivalent to Assume x > 0 and y 0.
Svetach [21]

we have

\sqrt{\frac{55x^{7}y^{6}}{11x^{11}y^{8}}}

we know that

\sqrt{\frac{55x^{7}y^{6}}{11x^{11}y^{8}}} =\sqrt{\frac{55}{11}\frac{x^{7}}{x^{11}}\frac{y^{6}}{y^{8}}} \\ \\= \sqrt{\frac{5}{x^{4} y^{2}}} \\ \\ =\frac{\sqrt{5}}{x^{2} y}

therefore

<u>the answer is</u>

The expression equivalent is  \frac{\sqrt{5}}{x^{2} y}

3 0
3 years ago
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A bag contains 15 blue chips and 10 red chips. if one chip is drawn at random, what is the probability that it will be red?
ICE Princess25 [194]

Answer: I’m pretty sure it’s c hope this helps

Step-by-step explanation:

5 0
3 years ago
Help me pls i keep getting 3/2 but thats not the answer
Gemiola [76]

\huge\text{Hey there!}

\large\boxed{\mathsf{\dfrac{6x^2}{y^3}}}\\\\\large\boxed{= \mathsf{\dfrac{6(4^2)}{4^3}}}\\\\\large\boxed{= \mathsf{\dfrac{6(4\times4)}{4\times4\times4}}}\\\\\large\boxed{= \mathsf{\dfrac{96}{16\times4}}}}\\\\\large\boxed{= \mathsf{\dfrac{96}{64}}}\\\large\boxed{\approx \mathsf{\dfrac{96\div32}{64\div32}}}\\\large\boxed{\approx \mathsf{\dfrac{3}{2} \rightarrow \bf \dfrac{96}{64}}}

\huge\text{Thus, your answer is: \boxed{\mathsf{Option\ A. } \  \mathsf{\dfrac{96}{64}}}}\huge\checkmark

\huge\text{Good luck on your assignment \& enjoy}\\\huge\text{your day!}

~\frak{Amphitrite1040:)}

3 0
2 years ago
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