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a recipe say that we have to use 1.75 cups of flour, then 2.5 recipe we have to use

cups of flour, it's iqual 4.375 cup of flour.
Answer:
<span>y=4.98</span>
Explanation:
First, find the constant of proportionality , k.
<span>y=kx</span>
<span>21=7k</span>
<span>k=3</span>
We now start over and solve for y using the new value of x and the obtained value of k.
<span>y=<span>(3)</span><span>(1.66)</span></span>
<span>y=<span>4.98</span></span>
Answer:

Step-by-step explanation:
Use the Pythagoran Theorem
Answer:
the nth term of the sequence is 3n+5.
now, 5th term=5×3+5=20
6th term = 6×3+5=23
is your answer...