Resolva as equaçoes 7=x+8 0=x+12 -3=x+10.... Pergunta de ideia deGabrielWestphal

December 2019 2 75 Report

Resolva as equaçoes

7=x+8
0=x+12
-3=x+10

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Olá, boa noite ☺

Resolução:

a)

7=x+8
-x=8-7
-x=1
x=-1.

b)

0=x+12
-x=12
x=-12.

c)

-3=x+10
-x=10+3
-x=13
x=-13.

Bons estudos :)

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1° -X=8-7
-X=1
X=₋1

2º -X=12
X=-12

3° -X=10+3
-X=13
X=-13

0 votes Thanks 0

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