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MaRussiya [10]
3 years ago
12

GEOMETRY HELP PLS ALMOST DONE THANK U

Mathematics
1 answer:
lana [24]3 years ago
4 0

Answer:

y = 4

Step-by-step explanation:

Since this is an equilateral triangle, all the sides are equal.

7y + 5 = 9y - 3

5 + 3 = 9y - 7y

2y = 8

y = 8 ÷ 2

y = 4

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3.78÷15=? Show the work please.
alexandr1967 [171]

Answer:

how would you show work?

the answer is 0.252

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
Please help me I really need it​
jeyben [28]

Answer:

15 grams .

Step-by-step explanation:

We need to multiply the percentage as a decimal (0.30) with the amount of chocolate (50 g):

0.30*50 = 15 g

There are 15 grams of cocoa in the chocolate bar.  

7 0
3 years ago
Read 2 more answers
Okay! Who Needs Points? Give Your Explanation!
valentinak56 [21]
4x+<span><span>7x</span><span>(12)</span></span>+12=<span><span>1008−<span>4x</span></span>+<span>12

</span></span>88x+12=<span><span>−<span>4x</span></span>+<span>1020
</span></span><span><span><span><span>88x</span>+12</span>+<span>4x</span></span>=<span><span><span>−<span>4x</span></span>+1020</span>+<span>4x</span></span></span><span><span><span>92x</span>+12</span>=<span>1020
</span></span><span><span><span><span>92x</span>+12</span>−12</span>=<span>1020−12</span></span><span><span>92x</span>=<span>1008

</span></span><span><span>92x</span>92</span>‌=<span>‌<span>1008<span>92


</span></span></span>x=<span>‌<span>252/23</span></span>
7 0
3 years ago
John read the first 114 pages of a novel, which was 3 pages less than 1/3 end fraction of the novel
andrew-mc [135]
114 was 3 less than 1/3 of the novel

114=-3+1/3(novel)
find (novel)

add 3 to both sides
114+3=3-3=1/3(novel)
117=0+1/3(novel)
117=1/3(novel)
times both sides by 3/1
351=(3/3)(novel)
351=novel


351 pages in the novel
3 0
3 years ago
NO LINKS OR ANSWERING WHAT YOU DON'T KNOW!!!
sashaice [31]

9514 1404 393

Answer:

  9.  c. 1

  10.  c. y = 15/x

Step-by-step explanation:

The equation for inverse variation can be written as ...

  y = k/x

The value of k can be determined from given values of x and y. Multiply by x to get ...

  k = xy

Solving for x, you get ...

  x = k/y

___

9. k = (1/7)(49) = 7

  x = k/y = 7/7

  x = 1

__

10. k = (3)(5) = 15

  y = 15/x

8 0
3 years ago
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