Question

If a = b, then ac = bc. This is called the ________ ________ of equality. (2 words)






Example: If x = 5, then 3x = (3)(5).

Answer 1

do u need help still

Answer 2

This may help your endeavors - http://en.wikipedia.org/wiki/Equality_(mathematics)#Some_basic_logical_properties_of_equality

Answer 3

Here more info - http://www.mathwords.com/e/equation_rules.htm