12. A number has an absolute value
1 answer:
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Answer:
You need to use A, B, and C.
Step-by-step explanation:
Let's treat the units as variables. I'll illustrate why in a moment.
Now, as you can see, we have a giant mess of units to deal with. This is where we can treat the units like separate variables and use a bit of algebra to make our lives easier:
So, backtracking through that entire mess, we had to use .
These correspond to the options of A, C, and B accordingly.
So you need to use A, B, and C.
Answer:
Step-by-step explanation:
we know that
The simple interest formula is equal to
where
A is the Final Investment Value
P is the Principal amount of money to be invested
r is the rate of interest
t is Number of Time Periods
in this problem we have
The inequality that represented this situation is
substitute the values and solve for t
y = ½x +3
Step-by-step explanation:
Slope = m = ½
y-intercept = 3
Substitute values into Slope intercept form :
Where m = slope
b = y intercept