5 less than (-5) of 1/4 of my age (age/4) is 12 (=12)
-5+a/4=12
add 5 to both sides
a/4=17
times 4 both isdes
a=68
your age is 68
1.41 x 10^7 you move the decimal over to the left until you have a number between 1-9
Answer:
x=6 y=5
Step-by-step explanation:
D(7, 3), E(8, 1), and F(4, -1)
We calculate the squared distances between the points:



Since
we have a right triangle with hypotenuse DF.