I think ur answer will be C
Answer:
B.
Step-by-step explanation:
Answer:
x=-2
Step-by-step explanation:
You need the standard formula
the standard formula will be
-2x²-8x+18
x=-b/2a
=-(-8)/2(-2)
=8/-4
=-2
Step-by-step explanation:
Sam's Income = ₹9000
Lisa's Income = ₹6000
Total earning = Sam's Income + Lisa's Income = ₹15000
Now,
Ratio of Sam's Income to the Total earning = ₹9000/₹15000 = 3:5
Ratio of Lisa's Income to Sam's earning = ₹6000/₹9000 = 2:3
I'm guessing your question was "88 is the result when one half of the sum of 24 and a number is all taken away from three times a number. What is the number?"
Answer:
40
Step-by-step explanation:
3X - (24+X)/2 = 88
5X - 24 = 176
5X = 200
X = 40
