help me answer these 
*free response question 
will give brainliest 
                                             
                                          
                                          
                                        
											 
											Add 4x to both sides of the equation.
a. y=4x+6
Add 5x to both sides of the equation.
b. y=5x+21
The answer to A is: y=4x+6
The answer to B is: y=5x+21
Hope this helps!