Answer: x = -5
Step-by-step explanation:
-x + 4 = 9
-4 -4
-x = 5
divide by -1 on both sides
x = -5
Answer:4
Step-by-step explanation: 144/36=4
Answer:
using the pythagoras theorem the answer is a=3
Step-by-step explanation:
basically in a right angled triangle a² + b² equals c². in this equation c is the number on the hypotenuse (the line opposite the right angle)
and 4 could be a or b it doesnt make a difference so I'll call it b.
because we have c² and b² we work backwards like this:


because 9 is a², we must find the square root to find <em>a</em>

so a equals 3
The answer is 7.00=.75x+1.29
X represents number of bagels Nick can buy
Your answer is A because t=temperature and since the temperature is below -18.5 it would be a negative and your equation would be t< -18.5