+0  
 
0
334
1
avatar+105 

please answer asap please

 Sep 16, 2018
 #1
avatar+2419 
+1

Gary hit two targets, and each target awarded Gary 70 points. \(2*70\) is one way to represent the total points Gary scored. However, he lost 145 points for taking too long. \(-145\) is one way to represent this change of points. 

 

\(2*70-145=140-145=-5\)

.
 Sep 16, 2018

28 Online Users

avatar
avatar
avatar
avatar