Sagot :
[tex]\\ \sf\longmapsto -6-(2x+7)=-2(x+6)-1[/tex]
[tex]\\ \sf\longmapsto -6-2x-7=-2x-12-1[/tex]
[tex]\\ \sf\longmapsto -2x-13=-2x-13[/tex]
[tex]\\ \sf\longmapsto 2x-2x=0[/tex]
[tex]\\ \sf\longmapsto 0[/tex]
Answer:
Step-by-step explanation:
(2x + 7) = - 2(x + 6) - 1
2x + 7 = - 2x + 12 - 1
2x - 2x = 12 - 7 - 1
0x = 4
= 4