Math, asked by themasterangel, 1 month ago

please answer only if you know​

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Answered by n9a8n1d0i9n1i
1

Step-by-step explanation:

1) a-b

2)961-441=520

3)10x+25-3x+9=7

7x+34=7

7x=7-34

7x=-27

x=-27/7 this is the answer

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