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38 votes
38 votes
I need help with this I was absent in school and the teacher won’t help me

I need help with this I was absent in school and the teacher won’t help me-example-1
User Jhartz
by
2.5k points

1 Answer

17 votes
17 votes

Explanation:

Given the equation

-45n + 45 = 90

Step 1: Isolate n

We can isolate n by subtracting 45 from both sides

-45n + 45 - 45 = 90 - 45

-45n + 0 = 45

-45n = 45

Divide through by -45

-45n/-45 = 45/-45

n = -1

Hence, the value of n is -1

User Kiyah
by
2.9k points
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