Use the order of operations. Asian
Using the order of operations, what should be done first to evaluate (-2) + 4 + (-15 + 9)(3) - 4?
Add -15 and 9
O Divide 4 by -15
Subtract 4 from 3.
O Multiply 9 by 3
Intro
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Step-by-step explanation:

What is the value of the expression 6n when n=7?

-quizlet

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answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.