12.
Hope this helps!
Vote me brainliest
Answer:
12
Step-by-step explanation:
The average is calculated as
average = 
= 
= 
= 12
Answer:
x: 3 = 23 -15
x = 8 x 3
x = 24
Step-by-step explanation:
Let's solve your equation step by step
(3^2)(x)-5=81
step 1:simplify both sides of the equation
(3^2)(x)-5=81
simplify.
9x-5=81
step 2:Add 5 to both sides.
9x-5+5=81+5
9x=86
divide both sides by 9.
9x/9=86/9
x=86/9
Answer:86/9
Hope this helps!
The answer is 880 yards.
1 mile is equal to 1760 yards. To find how many yards equal a half mile you just divide. 1760 divided by 2 = 880. So yea there’s your answer.
I hope this helps! :D
