resolva as equações.
F) 6(3x+2)-8=-2
G)-3(x-5)-2(2x+1)=-8
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6(3x+2)-8=-2
Logo com distributiva 18x+12-8=-2
resolvendo 18x+4=-2 logo 18x=6 x=3
Logo com distributiva 18x+12-8=-2
resolvendo 18x+4=-2 logo 18x=6 x=3
Respondido por
2
Olá! ✨
f) 6.(3x+2)-8= -2
18x+12-8= -2
18x= -2-12+8
18x= -14+8
18x= -6
x= -6/18
x= -1/3 <---
g) -3.(x-5)-2.(2x+1)= -8
-3x+15-4x-2= -8
-3x-4x= -8-15+2
-7x= -23+2
-7x= -21 .(-1)
7x=21
x=21/7
x=3 <---
f) 6.(3x+2)-8= -2
18x+12-8= -2
18x= -2-12+8
18x= -14+8
18x= -6
x= -6/18
x= -1/3 <---
g) -3.(x-5)-2.(2x+1)= -8
-3x+15-4x-2= -8
-3x-4x= -8-15+2
-7x= -23+2
-7x= -21 .(-1)
7x=21
x=21/7
x=3 <---
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