2 years ago

Evaluate 21/a+4 when a=3

Mathematics

2 answers:

posledela2 years ago

7 0

Answer:

Step-by-step explanation:

Follow the order of operations, PEMDAS.

First, divide, then add. Plug in 3 for a in the given expression:

21/(3) + 4

Divide, then add:

(21/3) + 4

7 + 4 = 11

11 is your answer.

DochEvi [55]2 years ago

5 0

Answer:

Step-by-step explanation:

All you have to do is plug in a. In this case, a=3.

21/a+4

21/(3)+4

21/3+4

7+4

If this helps please mark as brainliest

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