How do you solve #9x - 11= - 56#?

2 Answers
Mar 20, 2018

Answer:

#x=-5#

Explanation:

#9x-11=-56# add 11 both side

#9x-11+11=-56+11#

#9x=-45#

#x=-5#

Mar 20, 2018

Answer:

#x=-5#

Explanation:

#"isolate 9x by adding 11 to both sides"#

#9xcancel(-11)cancel(+11)=-56+11#

#rArr9x=-45#

#"divide both sides by 9"#

#(cancel(9) x)/cancel(9)=(-45)/9#

#rArrx=-5#

#color(blue)"As a check"#

#(9xx-5)-11=-45-11=-56larr" True"#

#rArrx=-5" is the solution"#