Answer:
D. Malik substituted 60 for y instead of x.
Step-by-step explanation:
Look closely at the step by step process.
Answer:
(7x+5)(7x-5)
Step-by-step explanation:
We can use the difference of squares equation which states that when a number is multiplied like: (ax+b)(ax-b) then it equals (ax-b). In this equation, since there is no "b" in the typical ax^2+bx+c, we can recognize that the answer is not a square, but a difference of squares.
not sure second one is the answer
