i have these 5 questions on my study guide,i asked my teacher for help but i still dont get it..im not good at algebra..if you could just please explain to me step by step so i could understand more..please it would mean a lot to me.please this is an emergency.thank you.
1.) 4x - 12
-------------
4x
2.) d + 7
-----------
d^2 - 49
3.) T^2 - 25
--------------
T^2 + T - 20
4.) 2x^2 + 6x + 4
------------------------
4x^2 - 12x -16
5.) 6 - y
-------------
y^2 - 2y - 24
1.) 4x - 12
-------------
4x
2.) d + 7
-----------
d^2 - 49
3.) T^2 - 25
--------------
T^2 + T - 20
4.) 2x^2 + 6x + 4
------------------------
4x^2 - 12x -16
5.) 6 - y
-------------
y^2 - 2y - 24