1. ## equation

5x+5+7x=47+5x

2. 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

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