Answer:
x = -10
Step-by-step explanation:
x + 75 + x + 125 = 180
2x + 200 = 180
2x = -20
x = -10
(In this problem a negative number is okay because the end value will be a whole number still.)
Answer: y = x
Step-by-step explanation: Since this does not correspond to a size or amount to a number, then this is not proportional
-2n(5 + n - 8 - 3n)
-10n - 2n² + 16n + 6n²
4n² + 6n
Answer:
16.67
Step-by-step explanation:
Answer and Step-by-step explanation:
The answer is attached below
