Question

resolva as equação

a) 2× + 3× +9= 8 (6 - ×)

b) 4 (× + 10) - 2 (× - 5)

c) 3 (2× + 3) - 4 (× - 1) =3

d) 7 (× - 1 ) - 2 (× - 5 )= × - 5

e) 2 ( 3 - × ) =3 ( × - 4 ) + 15

f) 3 ( 5 - × ) - 3 ( 1 - 2×)=42​

Answer 1

Resposta:

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Explicação: