respondão por favor (A)50+(3x-4)=2(3x-4)+26
(B)8x+2x-2=12-9x+18
(C)4(x-1)-2(3x+4)=6
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A) 50+(3x-4)=2(3x-4)+26
50+3x-4=(2.3x)-(4.2)+26
50+3x-4=6x-8+26
50+3x-4=6x+16
46+3x=6x+16
46-16=6x-3x
30=3x
x=10
B)8x+2x-2=12-9x+18
10x-2=12-9x+18
10x+9x=12+18+2
19x=32
x=32/19
C)4(x-1)-2(3x+4)=6
(4.x)+[4.(-1)]+(-2.3x)+(-2.4)=6
4x-4-6x-8=6
4x-6x=6+8+4
-2x=18 (-1)
2x= -18
x= -9
50+3x-4=(2.3x)-(4.2)+26
50+3x-4=6x-8+26
50+3x-4=6x+16
46+3x=6x+16
46-16=6x-3x
30=3x
x=10
B)8x+2x-2=12-9x+18
10x-2=12-9x+18
10x+9x=12+18+2
19x=32
x=32/19
C)4(x-1)-2(3x+4)=6
(4.x)+[4.(-1)]+(-2.3x)+(-2.4)=6
4x-4-6x-8=6
4x-6x=6+8+4
-2x=18 (-1)
2x= -18
x= -9
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