Question 96566: 5X+7=3X-5
Answer by wennie15(8)   (Show Source):
You can put this solution on YOUR website! 5X+7=3X-5 •This is the given.
5X-3X=-5-7 •Transpose according to their signs.
2X=-12 •Combine like terms.
X=-6 •Divide the 2X by 2 in order to have
X, then, also divide the -12 by 2.
Now, you have the final answer.
CHECKING:
X=-6
5(-6)+7=3(-6)-5 •Substitute -6 to X because X=-6.
-30+7=-18-5 •Multiply and then combine them.
-23=-23 •The answer is correct. X=-6
|
|
|
