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Svetach [21]
3 years ago
14

Simplify each expression by combining like terms -3x + 12x =

Mathematics
2 answers:
lesantik [10]3 years ago
4 0

Answer:

9x

Step-by-step explanation:

hshdhdhdxhhxhxhxhxhxhxhxhhxhxhxhhx

lara [203]3 years ago
3 0

Answer:

9x or 15x

Step-by-step explanation:

-3x + 12x = 9x

-3 + 12 = 9,

or if you just straight out add

-3x + 12x = 15x

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