Answer:
$20
Step-by-step explanation:
to check
16/20
divide
= .80
times 100
80%
Answer:
Linear-1,2,3,6
Nin-Linear-4,5
Step-by-step explanation:
A linear equation is an equation in which the highest power of the variable is 1.
Out of the given equations, the following are linear.
1) 
2) 
3) 
6) 
These equations on the other hand are nonlinear.
4) 
5) 
No 4 contains a term which is the product of two variables therefore it is not linear.
No 5 contains a term whose highest power is 3. Such an equation is a Cubic Equation.
Answer:
55
Step-by-step explanation:
0-300-150=-450 feet
-450 feet is the whale’s elevation