Mark M. answered • 07/03/19
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In symbols:
3x + 4
2 Answers By Expert Tutors
The prouct of 3 and a number x is 3x. Four more than that is 3x + 4.
It is not 7 or 7x. 3x + 4x = 7x and 3 + 4 = 7, but we cannot combine the two with one having the variable and one not.
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