x+8=-7; -7+x=9; x-(-8)=13; -15-x=7. Created by Bts2013. matematika-ru

x+8=-7; -7+x=9; x-(-8)=13; -15-x=7...

Bts2013 @Bts2013

July 2022 1 3 Report

x+8=-7; -7+x=9; x-(-8)=13; -15-x=7

Answers & Comments

Dfdsg173 Х+8=-7
х=-7-8
х=-15
_________________
-7+х=9
х=9+7
х=16
_______________
х-(-8)=13
х+8=13
х=13-8
х=5
_______________
-15-х=7
-1х=7+15
-1х=22
х=22:(-1)
х=-22
______________
Ставь 5 звезд )

4 votes Thanks 1

Dfdsg173 У меня точнее и все по правилу.

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