The height for substitution is 78
9x+13=2x+48
-2x -2x
7x+13=48
-13 -13
7x=35
/7 /7
x=5
y=9(5)+13
y=45+13
y=58
Albert Einstein was born in Germany in 1879.He died by refusing surgery.
Answer: Hope this helps you!
Edit: the 2nd photo is more in detail and should help you better. Good luck!
Step-by-step explanation:
Answer:
B:
Step-by-step explanation:
A pool is filled (which signifies the increase) a little time later (still full, flat line) it is emptied (the decrease) and then refilled (increase)