equation

• April 28th 2008, 03:35 PM
bree
equation
5x+5+7x=47+5x
• April 28th 2008, 03:37 PM
Mathstud28
Quote:

Originally Posted by bree
5x+5+7x=47+5x

Adding like terms we get $11x+5=47+5x$

Subtracting 5x from both sides we get $6x+5=47$

Subtracting 5 from both sides we get $6x=42$

Dividing both sides by 6 we get

$x=\frac{42}{6}=7$