Answer:
(8, 4)
Step-by-step explanation:
i hope this helps :)
Answer: 2/15
Step-by-step explanation:
25-21/30 = 4/30
4/30 = 2/15
Answer:
Slope: -1/3
Y-intercept: -6
Step-by-step explanation:
x + 3y = -18
x+18 = 3y
-3y/-3 = x/-3+18/-3
y = -1/3x - 6
Answer:
length=20 (Sorry if this is wrong)
Step-by-step explanation:
400÷20=20
Answer:
x=12
Step-by-step explanation:
This is a right triangle, so the Pythagorean theorem can be used. The Pythagorean theorem states that 
where C is the hypotenuse and a and b are legs. In this question, we are given a and C. So, plugin 13 for C and 5 for a and solve for b. Once you rearrange the equation you get, 
. Next, solve what is under the root to get, 
. Finally, square root 144 for the final answer b=12.
