what is the value of 7 x - 5 x minus 3 minus 7 x + 2 if x is equal to 3
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7x-5x-3-7x+2
putting value of x as 3
(7 x 3)-(5 x 3)- 3- (7 x 3) + 2
21 - 15 - 3 - 21 +2
-16 is your answer
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