Answer:
n + 3m
Step-by-step explanation:
It will become 1/2 * 2n + 1/2 * 6m = n + 3n
You need to find the x-coordinate (h) of the vertex of the parabola.
After 22 seconds.
Answer:
7.157894736842105263
Step-by-step explanation:
(calculator)
Answer:
system results in a true statement
Step-by-step explanation:
Answer:
Must add 100 milliliters of water
Step-by-step explanation:
Let
x ----> milliliters of water to add
we know that
<em>Originally</em>
The milliliters of lemon concentrate is equal to the 10% of 100 mL
so
<em>Now</em>
The balance of lemon concentrate is equal to 5%
The milliliters of lemon concentrate is the same
so
solve for x
therefore
Must add 100 milliliters of water