Answer:
correct
Step-by-step explanation:
to make y positive, you would divide it by -1. This makes y positive and 3 negative.
Answer:
k = 8
Step-by-step explanation:
8(10 - k) = 2k
First, distribute within the parenthesis,
80 - 8k = 2k
Add 8k to both sides of the equation
80 = 10k
Divide both sides by 10 to get your answer
8 = k
I hope this helps :)
Answer:
Sara bought 5 6 penny nails and 3 10 penny nails
Step-by-step explanation:
Answer:
I'm just going to take a guess and say 36?
Step-by-step explanation:
From the Special Triangle Theorem, the hypotenuse is equal to the side lengtht times the Sqrt(2).
So hypotenuse H = xSqrt(2), x=H/Sqrt(2).
Using numbers, if H = 7, then x = 7/Sqrt(2) = 7Sqrt(2)/2 to rationalize it.