asked 231k views
2 votes
-5n+4n-7=8
What is the answer for n and how do you solve it

2 Answers

3 votes

Answer:

n = -15

Explanation:

I'll try my best to explain how I solved this

Equation:

-5n + 4n -7=8

Add the light terms on each side:

-n -7 =8

Separate the variables from the numbers:

-n = 15

Do the operation necessary to solve it:

n = -15

answered
User Dave Johansen
by
8.1k points
3 votes

Answer:

-15

Explanation:

First combine like terms, aka the variables

-5n+4n-7=8

-1n-7=8

Then, isolate the variable by adding 7 to both sides

-1n-7+7=8+7

-1n=15

Finally, solve by dividing both sides by -1

-1n/-1=15/-1

n=-15

answered
User Lacop
by
8.9k points

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