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USPshnik [31]
3 years ago
6

There very hard to do i try asking my teacher to help me but im still not good at it

Mathematics
1 answer:
Helga [31]3 years ago
4 0

Answer:

The 1st one is y = 11.

The 2nd one is y = 5.

The 3rd one is v = -5.

The 4th one is y = 9.

Step-by-step explanation:

1) -38 = 7y + 17 - 12y

    -38 = -5y + 17

        -55 = -5y

          11 = y

2) 5y + 6 - 12y = -29

     -7y + 6 = -29

        -7y = -35

           y = 5

3) -12v - 9 + 7v = 26

       -5v - 9 = 26

          -5v = 35

              v = -5

4) -5y + 2(y + 2) = -5

     -5y + 4y + 4 = -5

        -y + 4 = -5

          -y = -9

            y = 9

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Answer:

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Step-by-step explanation:

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