Answer:
well all you need to do is try your best
Step-by-step explanation:
Answer:
is A
Step-by-step explanation:
Answer:
45x
Step-by-step explanation:
Just expand and coolect to get 9x5=45 and add x
Lisa did not completely solve the equation. When she was left with x^2 = 9, she should have taken the square root of x and 9 to isolate the variable. She would have gotten x = 3 or x = -3.