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olga2289 [7]
3 years ago
14

Maurício foi apresentar a solução dessa equação no quadro 7 x + 4 = 19 7x = 19 - 47 X = 15x = 15 - 7 e x - x = 8 ele cometeu um

erro na resolução Qual foi resolva a equação corretamente
Mathematics
1 answer:
Lena [83]3 years ago
5 0

Responder:

x = 15/7

Explicação passo a passo:

Dada a equação:

7 x + 4 = 19

Subtraia 4 de ambos os lados

7x + 4 - 4 = 19 - 4

7x = 15

Divida os dois lados por 7

7x / 7 = 15/7

x = 15/7

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