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ankoles [38]
3 years ago
7

Solve for system of equations −3y−4x=−11 3y−5x=−61 ​

Mathematics
1 answer:
Firlakuza [10]3 years ago
6 0
X= 8
Y= -7

If you use elimination:

–3y–4x=–11
3y–5x=–61

Add the two equations and get

–9x=–72

Divide by –9 on both sides

X=8

Substitute 8 in for x

–3y–4(8)=–11

Simplify

–3y–32=–11

Add 32 on both sides

–3y=21

Divide by –3 on both sides

Y=–7
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Step-by-step explanation:

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The solution to the statement 4 + (-4) is correctly given by the third number line.

  • The solution given by plot 1 is : (-4) + (-4) as both arrows points 4 units to the left.

  • The solution given by plot 2 is : ( 4 + 4) as both arrows points 4 units to the right.

  • The solution given by plot 3 is (4) + (-4) as one arrow points 4 units to the left and the other points 4 units to the right.

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Therefore, the Number line which shows the solution 4 + (-4) is the third number line.

Learn more :brainly.com/question/16191404

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