Answer:
The original equation must have been:

Step-by-step explanation:
A quadratic equation is in the form of :

And it is solved in the form of :
and
Now the given equation is :

We can see that here;
a = 7
b = -5
c = -2
So, the original equation must have been:

4/10 is also equal to 2/5 and 2+2 equals four therefore you would get 4/5 as your final answer
Answer:
To multiply fractions, first we simplify the fractions if they are not in lowest terms. Then we multiply the numerators of the fractions to get the new numerator, and multiply the denominators of the fractions to get the new denominator.
pls give brainliest
Answer:
0.333333 yards in a foot
Step-by-step explanation: