Answer:
(x+3)(x-3)
Step-by-step explanation:
x^2 - 9
(x+3)(x-3)
This is a difference of two squares problem. Hope this helped :)
Answer:
120
Step-by-step explanation:
since she is trying to keep it under 40 each month and there is a flat fee of 34$ she will have 6$ left then you just have to divide so you will do 6/0.05
For this problem, you haven = 360p = 1/6q = 5/6 E[x] = np = 360*1/6 = 60SD[x] = √(npq) = √(360*1/6*5/6) = √(50) ≈ 7.07
Answer: 4 m
Step-by-step explanation:
Volume = length x width x height
240 = b x 7.5 x 8
240 divided by 7.5 is 32, and 32 divided by 8 is 4, so:
4 = b
I hope this helps!
y= 2x-10
y=4x-8
------------subtract
0 = -2x - 2
-2x=2
x = -1
y= 2x-10
y= 2(-1)-10
y = -2 - 10
y = -12
answer: x = -1 and y = -12 or (-1,-12)
