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valina [46]
3 years ago
8

5.) What is the value of x?

Mathematics
1 answer:
Brums [2.3K]3 years ago
7 0

Answer:

x = 21

Step-by-step explanation:

7x - 3 + 2x - 6 = 180       {Linear pair}

7x + 2x - 3 -6  = 180          {combine like terms}

       9x - 9 = 180

           9x  = 180+ 9

           9x = 189

             x = 189/9

x = 21

         

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Step-by-step explanation:

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