Answer:
a) The addition property of equality
b) The division property of equality
Step-by-step explanation:
Here, we want to know the correct step to use
From the given question, to proceed;
All we have to do is to move the value that has a negative value on the left hand side to the right hand side
what accompanies this is the addition of the both terms, on the right hand side
After this, we now proceed to divide the sum by the coefficient of x
Thus, the correct choices are;
a) The addition property of equality
b) The division property of equality