3 years ago

Please show all work for this 7x + 3 =9x - 7

1 answer:

8 0

7x + 3 = 9x - 7

Subtract 7x from each side: + 3 = 2x - 7

Add 7 to each side: 10 = 2x

Divide each side by 2 : 5 = x 

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