Question #a7e9c

2 Answers
Nov 16, 2017

Open the brackets
#5x+10+6x=87#
Subtract 10 from both sides
#5x+6xcancel(+10)cancel(-10)=87-10#
Solve
#11x=77#
Divide both sides by 11
#(cancel11 x)/(cancel11)=(cancel77^7)/(cancel11)#
You get
#x=7#

Nov 16, 2017

See below

Explanation:

Expand bracket
#5x+10+6x=87#

Take 10 from each side and simplify like-terms
#11x=77#

Divide both sides by 11
#x=7#