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777dan777 [17]
3 years ago
12

Solve the following system using substitution

Mathematics
2 answers:
Alborosie3 years ago
7 0
If left sides of equation equal (and they are same) - right must also be equal

If no - there is no solutions
julsineya [31]3 years ago
5 0
Change x+y=5 to y=5-x
x+5-x=-3
0=-8
The answer is no solution. :)
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15mm 12mm a= what is the length
Mrrafil [7]

Answer: The area is 180 square millimeters.

The length is 15 mm and the width is 12 mm. The length if the perimeter-- if you were going to ask that is

(2)(15) + 2(12)

54mm.

Step-by-step explanation:

7 0
3 years ago
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How do you write 10/4 as a percentage?
sdas [7]

Answer:

<h2>250%</h2>

Step-by-step explanation:

So first lets divide!

10÷4=2.5

Now, 2.5 x 100 = 250!

Hope this helped! Have a great day!

5 0
2 years ago
Help me with number 15, will give brainliest:)
gladu [14]
i believe it’s D because where you have 20 marked it’s 20 more from where you are which would be around 40 which is why i’m saying D
5 0
2 years ago
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Can someone please help me solve the following? 2-(-2)³+(-4/2)³
Tcecarenko [31]

Answer:

BPEMDAS (brackets, parentheses, exponents, multiplication and division, addition and subtraction)- Left to right

Notes: Two negatives make a positive. When you have an odd exponent of an negative number, you get a negactive result.

2-(-8)+(-2)³

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Hope this makes sense! :)

7 0
2 years ago
What two numbers multiply to -16 and add to 6
joja [24]

Answer:

8 and -2

Step-by-step explanation:

8 (-2) = -16

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3 0
3 years ago
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