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MARIARODRIGUES1391ON
Respondido

c) 12 - 7 + 4x = 25
d) 5x - 3x = 30
e) 4x + 10 = 45 – 3x
me ajudem Pfvo​

Resposta :

LAICINHAON
c)5
d)15
e)5

4x=25-5
x=20/4
x=5

2x=30
x=30/2
x=15

4x+3x=45-10
7x=35
x=5

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