Answer:
Refer to below!
Step-by-step explanation (a):
Step-by-step explanation (b):
Step-by-step explanation (c):
Step-by-step explanation (d):
Step-by-step explanation (e):
T+7/5=-4
Isolate the variable
T+7/5=-4
-7/5 -7/5
T=-4 -7/5
make both numbers with the same denominator on the right side
T= -20/5-7/5
solve
T=-27/5
Answers 1. x=3 2. x=-3 3. x=-12 4. x=5 5. x<-5 6.x=-4 All you do is do the opposite opperation