Answer:
x = 4
Step-by-step explanation:
12/15=28/a which is a=35
then 35+28=63
14x+7=63 and x would be 4
Answer:

Step-by-step explanation:
THIS is the answer if the equation looks like this. 
Answer: A. y = |−x + 3| − 2
Step-by-step explanation:
Answer:
the answer is 83/13 and its simplification is shown in the picture. 6(5/13)
Answer:
x=9
Step-by-step explanation: