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* is the same as x for multiplication. But because x is a variable it would be confusing to have both.4x+x-3-9+4*6

=4x+x-3-9+24

=5x-3-9+24

=5x+12

5x and 12 cannot be added because they are not like terms.

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8y ago
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Q: 4x plus x-3-9 plus 4x6
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