Compare the two ratios, is 2/5 and 4/10 equal? Remember to simplify

YES

Step-by-step explanation:

2/5 =? 4/10

Get the same demonimator (bottom number of fraction):

2/5 multiply top and bottom by 2 to get 10 on bottom.

4/10 = 4/10

Yes they equal each other.

2/5 =? 4/10

Get the same demonimator (bottom number of fraction):

4/10 divided both top and bottom by 2 to get 5 on bottom

2/5=2/5

Yes they equal each other.

im not sure

step-by-step explanation:

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a