Question

When doing homework, a student uses the multiplication property of equality to solve for c below. Which statement BEST applies to the sample?

Equation Image - http://imgur.com/SOuAlow

A.
The student failed to keep both sides of the equation balanced.
B.
The student’s final answer does not have the variable c isolated.
C.
The use of the multiplication property of equality is sound, and the answer is correct.
D.
The student should have used the division property of equality.

Answer 1

@Astrophysics

Answer 2

It's C :), the answer is correct, 5c = 10, you divide both sides by 5 is what it's basically saying.

Answer 3

Which property of equality would be used to isolate the variable b in this equation?

Equation Image - http://imgur.com/wvrZdMH

A.
addition property of equality
B.
subtraction property of equality
C.
multiplication property of equality
D.
symmetric property of equality

Answer 4

Multiplication property because you multiply both sides by 4/3 to isolate b :)