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How do you evaluate the expression 15a-2(b+c),for a=2,b=3,and c=4?

Answer 1

Genesis Allen

#16#

#15a - 2(b+c)# for #a = 2#, #b = 3#, and #c = 4#

To evaluate the expression, plug in the numbers given for each variable: #15(2) - 2(3+4)#

Now simplify: #30 - 2(7)#

#30 - 14#

#16#

Hope this helps!

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Answer 2

Hazel Anglin

Evaluate the expression 15a - 2(b+c) for a=2, b=3, and c=4.

Result: 22

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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