4 years ago

15 decreased by twice a number algebraic expression?

Mathematics

2 answers:

Reil [10]4 years ago

5 0

$x-\ number\\\\twice\ a\ number:\\2x \\\\ Write\ it\ as\ a \ function: \\y=15-2x$

labwork [276]4 years ago

4 0

15-2x
A number is a variable so use a letter like x for them

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