- #71
Medgirl314
- 561
- 2
I though it was in the original equation before we substituted. So what should I do with the negative sign? I thought adding -2A to 4A to obtain 2A canceled it out.
Medgirl314 said:I assumed that since a negative number plus a negative number is also a negative number
Yes, I need to brush up on algebra as I took a different mathematics course last year, but it is coming back to me as I take Algebra 2 and Precalculus. :-)
Did you author Microwave Physics by any chance?