Using the properties of equality to solve the equation -2b + 7 = -13, you would _____.
a. add 13 and then divide by -2
b.add 13 and then add 2
c.subtract 7 and then add 2
d.subtract 7 and then divide by -2

Question

Using the properties of equality to solve the equation -2b + 7 = -13, you would _____.
a. add 13 and then divide by -2
b.add 13 and then add 2
c.subtract 7 and then add 2
d.subtract 7 and then divide by -2

anonymous · Answer

I'm really stuck on this one

directrix · Answer

Let's work it and see.

-2b + 7 = -13
 Subtract 7 from both sides

-2b  + 7 = -13
        -7       -7

-2b = 6

Divide by -2

b = -3

@TeenFishermen     Look at this solution and then choose the correct option, okay?