Answer:
A: x = 20
Step-by-step explanation:
<h3>
Answer: 49</h3>
Work Shown:
Replace x with 3, replace y with -8. Use order of operations PEMDAS to simplify.
x^2 + y^2 + x*y
3^2 + (-8)^2 + 3*(-8)
9 + 64 - 24
73 - 24
49
I am pretty sure that it is the first choice because it is the only one that is true
U just need to add it up like this 11+7+18+22+14+23.5=95.5 ft
have a nice day(:
Answer: x=2.5y-7
Step-by-step explanation:
Subtract 10 from both sides, resulting in 2x=5y-14
Divide both sides by 2 to isolate the x, resulting in x=(5/2)y-7
