Question

3−2(b−2)=2−7b
doy corazones :D y corona

Answer 1

Explicación paso a paso:

3−2(b−2)=2−7b

3-2b+4= 2-7b

-2b+7b= 2-3-4

5b= -5

b= -5/5

b= -1

Comprobación

3−2(b−2)=2−7b

3-2(-1-2)=2-7(-1)

3-2(-3)= 2+7

3+6= 9

9=9