Question

7 – 0.2n = -0.8n + 10
What value of n makes this equation true?
Please helpp

Answer 1

The answer to the equation is $n=5$

First, you must add 0.8n on both sides.

$0.6n+7=10$

Then, subtract 7 from both sides.

$0.6n=3$

Finally, divide both sides by 0.6

$n=5$