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BartSMP [9]
3 years ago
14

Find the solution to the system 4x - y = -12 and -x - y = 3

Mathematics
2 answers:
RoseWind [281]3 years ago
7 0

Answer:

x = -3

y = 0

Step-by-step explanation:

4x - y = -12

-x - y = 3

__________--

5x = -15

x = -15/5

x = -3

-x - y = 3

-(-3) - y = 3

3 - y = 3

-y = 3 - 3

y = 0

rjkz [21]3 years ago
6 0

Answer:

Equation Form :  x=-3   y =0      

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4 0
3 years ago
What is -9/2+5/12 dhdjjxjxjxjxjxjjx
Scrat [10]

Answer:

-4 1/12.

Step-by-step explanation:

-9/2 + 5 /12

The Lowest Common denominator is 12 so we have:

-54/12 + 5/12

= -49/12

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7 0
3 years ago
Are all multiples of 8 also multiples of 2
fomenos
Yes Example: some multiples of 8 are 8,16,24,32,40 and these are multiples of 2
7 0
3 years ago
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I NEED HELP ASAP 17 points and BRAINLIEST!!!!!!!!!!
guajiro [1.7K]

Answer:

1st 3rd and 4th

Step-by-step explanation:

I just did that

7 0
3 years ago
A water tank is in the shape of a right circular cylinder with a height of 20 feet and a volume 320π of cubic feet. What is the
8090 [49]
To solve for radius use the volume formula and solve for r.

V = πr²h
320π = πr²(20)
320π/π = 20r²
320 = 20r²
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√16 = r
4 = r

Answer is D. 4 feet.

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7 0
3 years ago
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