elenarowland elenarowland

03-01-2018
Mathematics

contestada

Simplify the expression 6×2/(-14) + 9 × 2

Respuesta :

03-01-2018

Use order of operations from left to right
• and / first
+ and - second

[6•2/(-14)]. +(9•2)=
(12/-14)+18=
(-6/7)+ 18•7/7=
(-6+126)/7=
120/7

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