10 / (2/5)...when dividing with fractions, flip what u r dividing by, then multiply
10 * 5/2 = 50/2 = 25...so there are 25 of them
The table that shows a ratio of y to x as 8:1 is C.
This comes from the fact every value of y is 8 times the value of x given.
2n + 3 = 5
2n = 2
n = 1
the sum of 2 times a number and three means you add 2n + 3 and since it is equal to 5 you then solve for n.
30−x2=37
<span><span><span>−x2</span>+30</span>=37</span>
<span><span><span><span>−x2</span>+30</span>−30</span>=37−30</span><span><span>
−x2</span>=7</span>
<span><span><span>−x2</span>−1</span>=<span>7−1</span></span><span><span>
x2</span>=−7</span>
<span>x=<span>±<span>√<span>−<span>7
Hoped I helped!</span></span></span></span></span>