SOLUTION: what is 4(x+7)=7+x??

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Question 586442: what is 4(x+7)=7+x??
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+4%2A%28+x+%2B+7+%29+=+7+%2B+x+
+4x+%2B+28+=+7+%2B+x+
Subtract x from both sides
+3x+%2B+28+=+7+
Subtract 28 from both sides
+3x+=+-21+
Divide both sides by 3
+x+=+-7+
check answer:
+4%2A%28+x+%2B+7+%29+=+7+%2B+x+
+4%2A%28+-7+%2B+7+%29+=+7+%2B+-7+
+4%2A0+=+0+
+0+=+0+
OK