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harina [27]
3 years ago
12

Solve this equation by using the substitution method. Make sure you show ALL your work.

Mathematics
1 answer:
djverab [1.8K]3 years ago
4 0

Step-by-step explanation:

substitute for y

x+3+4 = -6x

x+ 7 = -6x

7 = -7x

-1 = x

y = -1+3

y = 2

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The cost of 12 pencils is rupees 37 4 by 5 find the cost of one pencil​
Svetllana [295]

Answer:

Cost of 12 pencils = 37 4/5 = 189/5

Cost of 1 pencil = 189/5 ÷ 12

= 189/5 x 1/12 = 189/60 = 63/20 = 3 3/20

So required answer is 3 3/20

Hope This Helps You!

5 0
3 years ago
28. The edges of a cube are all increased by
Zolol [24]

Answer:

Percentage increase in volume will be

33.1

%

Step-by-step explanation:

Let the each edge of cube be

100

units.

Then its volume is

100

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=

1000000

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If each edge increases by

10

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it becomes

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=

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and percentage increase in volume is

331000

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×

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=

331

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7 0
3 years ago
The areaot a square is 36 cm? What<br> is the side length, s?
vichka [17]

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5 0
3 years ago
What is two rays sharing a common endpoint?
Finger [1]
Two rays sharing a common endpoint is the vertex.

7 0
4 years ago
Read 2 more answers
I Do Not get this awnser
Paraphin [41]

The question is asking you which shape is the same shape as the shape displayed with the question. The shape could be bigger, smaller, flipped around, or any other different way, but it has to be the same shape.

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6 0
3 years ago
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