If you divide both sides by -4 you get

So, you wrote the equation in the form y=kx, and in this form k is the constant of variation. So, the constant is -2.
Answer:
161cm2
Step-by-step explanation:
Area: 1/2 x base x height
1/2 x 14 x 23=161
Area is measured in cm2
Hope this helps!
Answer:
radius of the sphere (r) = 21 units
Step-by-step explanation:
here's the solution : -
=》

=》

( pi cancel out )
=》

=》

33.3 because 27/50=36/x and x=66.67 and thats how much as decayed after 36 hours but you want what is left so subtract from 100 and get 33.3
Answer:
all possible input values to the function
Step-by-step explanation:
The domain is the input to the function and the range is the output of the function