Which of the following BEST summarizes how to solve for the variable x in the equation below, and which rule was used to do so?

–3 = 4x

A.
add –3 to both sides of the equation by the addition property of equality
B.
add –3 to both sides of the equation by the multiplication property of equality
C.
multiply by 1/4 on both sides of the equation by the addition property of equality
D.
multiply by 1/4 on both sides of the equation by the multiplication property of equality

Question

Which of the following BEST summarizes how to solve for the variable x in the equation below, and which rule was used to do so? 

 –3 = 4x

A.
add –3 to both sides of the equation by the addition property of equality
B.
add –3 to both sides of the equation by the multiplication property of equality
C.
multiply by 1/4 on both sides of the equation by the addition property of equality
D.
multiply by 1/4 on both sides of the equation by the multiplication property of equality

anonymous · Answer

So isolate for x we need to divide by 4, which is the same as multiplying the 1/4.  So A and B aren't correct answers.

anonymous · Answer

Now it's a matter of which property you're using.  Addition or multiplication?

anonymous · Answer

Mhm :3

tfht · Answer

d