Calcule: (Equações do 1° grau)
A) 8x-2=5x
B) 5x+10-3x-18=40
C) 3x-9+2x+2=x-1
D) 4x+26-2x=46
Agradeço~~♡
A) 8x-2=5x
B) 5x+10-3x-18=40
C) 3x-9+2x+2=x-1
D) 4x+26-2x=46
Agradeço~~♡
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3x=2
x=2/3
B)5x-3x=40-10+18
2x=48
x=48/2
x=24
C)3x+2x-x=-1+9-2
4x=6
x=4/6
D)4x-2x=46-26
2x=20
x=20/2
x=10