Question 147602
{{{9*(-70+(-77+43))}}} Start with the given expression. 



{{{9*(-70+-34)}}} Add {{{-77}}} and {{{43}}} to get {{{-34}}}.  



{{{9*(-104)}}} Add {{{-70}}} and {{{-34}}} to get {{{-104}}}.  



{{{-936}}} Multiply {{{9}}} and {{{-104}}} to get {{{-936}}}.  



So {{{9*(-70+(-77+43))=-936}}} 




note: you can simply use a calculator to check each step.