# How would you simplify #sqrt 7 (3-sqrt 7)+8 sqrt7#?

##### 1 Answer

Mar 15, 2016

#### Explanation:

#color(red)(sqrt(7))(3-sqrt(7))+8sqrt(7)#

#=color(red)(sqrt(7))*3-sqrt(7color(red)(*7))+8sqrt(7)#

#=3sqrt(7)-7+8sqrt(7)#

#=3sqrt(7)+8sqrt(7)-7#

#=color(green)(|bar(ul(color(white)(a/a)11sqrt(7)-7color(white)(a/a)|)))#