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3 years ago

Plz help i need need i know the question is really easy but my brain has stopped working

Mathematics

2 answers:

stepladder [879]3 years ago

5 0

The answer is c because 9 divided by 3 is 3 which is 3 times as many

victus00 [196]3 years ago

3 0

Answer: it is 9 hats and 3 sweaters

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Mrs. Hanley shopping for school supplies for her children she picks up five folders and three notebooks for their classes and tw

Fiesta28 [93]

5 folders - $2 each = 10 $
3 note books - $3 each = 9 $
17 book covers minus 12 = 5
5 book covers - $1 each = 5$

10 + 9+5 = 24$

3 0

3 years ago

Solve for x <br><br>2x + 5 equals 33

dmitriy555 [2]

2x + 5 = 33
2x =33 -5
2x = 28
x = 14

4 0

3 years ago

Read 2 more answers

Write the sum using summation notation, assuming the suggested pattern continues. 6, -18, 54, -162, +… Is this sequence arithmet

telo118 [61]

Answer:

Hello,

This sequence is geometric with a ratio of -3

the first term is 6

Step-by-step explanation:

$u_1=6\\u_2=-18=6*(-3)=u_1*(-3)\\u_3=54=-18*(-3)=u_2*(-3)=u_1*(-3)^2\\u_4=-162=u_3*(-3)=u_1*(-3)^3\\\\...\\u_{n+1}=u_1*(-3)^n\\\\\displaystyle \sum\limits^\infty _{i=1}u_i = \lim_{n \to \infty} \sum\limits^n _{i=1}u_1*(-3)^{i-1}\\=6*\lim_{n \to \infty} \sum\limits^\infty _{i=1}(-3)^{i-1}\\=6*\frac{1-(-3)^n}{1-(-3)} \\=\dfrac{3}{2} *({1-(-3)^n)\\$

serie does not converge.

7 0

3 years ago

Help please

Trava [24]

Answer: How do I show my work ?

Step-by-step explanation:

7 0

3 years ago

Which expression is equivalent to (x6x10

yan [13]

Answer:

In solving an equation where one fraction is equal to another fraction we can use the method of cross-multiplication

⇒x+6x=107

Now multiply the red terms together, the blue terms together and equate them.

⇒10x=7(x+6)

distribute the bracket.

5 0

3 years ago