SOLUTION: Find all real or imaginary solutions to each equation. Use the method of your choice. square root of 7x+29= x + 3 thank you

Algebra ->  Square-cubic-other-roots -> SOLUTION: Find all real or imaginary solutions to each equation. Use the method of your choice. square root of 7x+29= x + 3 thank you      Log On


   

Question 177223: Find all real or imaginary solutions to each equation.
Use the method of your choice.
square root of 7x+29= x + 3
thank you
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
From:
square root of 7x+29= x + 3
I'm assuming you mean:
sqrt%287x%2B29%29+=+x+%2B+3
Squaring both sides:
+7x%2B29+=+%28x%2B3%29%5E2+
Applying FOIL:
+7x%2B29+=+x%5E2%2B6x%2B9+
+29+=+x%5E2-x%2B9+
+0+=+x%5E2-x-20+
Factoring:
+0+=+%28x-5%29%28x%2B4%29+
.
Solutions:
x = {-4, 5}