Respuesta :

Teresi

Answer:

b = 7

Step-by-step explanation:

Add 4b to both sides

You then get -b = -7

You want to multiply both sides by -1 because you can't have a negative variable

TimHaj

Answer:

b = 7

Step-by-step explanation:

^^^

^

h

g

h

h

h

h

h

hh

h

h

h

h

h

h

h

Otras preguntas