PhantomPac PhantomPac

24-04-2021
Mathematics

contestada

I am confused. I believe it is 5(x^2+2)=45

Here is the problem: 5 times the square of a number and 2 is 45.

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altavistard altavistard

24-04-2021

Answer:

Step-by-step explanation:

We must follow order of operations rules here.

Let the number be x. Then 5x^2 + 2 = 45. No parentheses needed here.

Then 5x^2 = 45, and x = ±9

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