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harkovskaia [24]
4 years ago
5

Use the matrix tool to solve the system of equations. Enter the answer as an

Mathematics
1 answer:
Andreyy894 years ago
6 0

Answer:

(-1/2,2)

Step-by-step explanation:

2(4x+y=0)=8x+2y=0

8x+2y=0

-(8x-y=6)

3y=6

Divide both sides y=2

4x+2=0

4x=-2

divide both sides x=-1/2

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Answer:

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Step-by-step explanation:

-3(r+2)=40

Distribute

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Add 6 to each side

-3r-6+6 = 40+6

-3r = 46

Divide by -3

r = 46/-3

r = -46/3

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