Question

1.resolva as seguintes equações do 1 grau com uma incógnata
b)5×-1=3×+11= resposta

Answer 1

5x-1=3x+11
5x-3x=11+1
2x=12
x=6

Boa noite
2205

Answer 2

Resposta:

x=6

Explicação passo-a-passo:

5x-1=3x+11

5x-1=3x+11

5x-1-3x=3x+11-3x

5x-1-3x=11

5x-1=3x+11

5x-1-3x=11

5x-1=3x+11

5x-1-3x+1=11+1

5x-3x=11+1

5x-1=3x+11

5x-3x=11+1

5x-3x

(5-3)x

2x

5x-3x=11+1

2x=11+1

5x-3x=11+1

2x=12

2x÷2=12÷2

x=12÷2

2x÷2=12÷2

x=6

2x=12

x=6

Resposta

x=6