Answer:
Option 4
Step-by-step explanation:
=> 
Combining like terms
=> 
=> 
Add 1
0.7+1=1.7
1.7+1= 2.7
etc., etc.
Answer:
1/2
Step-by-step explanation:
output devided by input
It depends on how well the rest of the class does. A safe bet is usually a 93 for an A.
Answer:
The solution is the point (18,0)
Step-by-step explanation:
we have
-----> equation A
-----> equation B
Solve the system by substitution
substitute equation B in equation A

solve for x
Adds (1/3)x both sides


Adds 6 both sides



<em>Find the value of y</em>
substitute the value of x in equation A or equation B

therefore
The solution is the point (18,0)