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Kamila [148]
3 years ago
10

Which is a correct way of evaluating the expression 15x + 30x for x = 2?.

Mathematics
1 answer:
ollegr [7]3 years ago
7 0

Answer:

15x + 30x=90 when x=2

Step-by-step explanation:

15x + 30x     plug in 2 for x

15(2) + 30(2)=30 + 60=90

or

15x + 30x=45x     plug in 2 for x

45(2)=90

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