√(2x+4)=16 square both sides
2x+4=256 subtract 4 from both sides
2x=252 divide both sides by 2
x=126
Answer:
x=35, y=21. (35, 21).
Step-by-step explanation:
x+y=56
x-y=14
------------
2x=70
x=70/2
x=35
35+y=56
y=56-35
y=21
7,999,998 is the number you are looking for
Answer:
$ .29 per box is the answer.
Step-by-step explanation:
What you are going to do is divide.
<em>.87/3 = .29</em>
$ .29 per box is the answer.
