The answer is C
4(3-x)+6x=3x+12-x All real numbers are solutions.
Answer:

Step-by-step explanation:
we know that
The perimeter of rectangle is equal to

In this problem we have


substitute in the formula and solve for L

simplify


a.
Scottie = 30
Top of the lighthouse = 45 (30+15)
The boat = 0
The fish = -10
b.
10 + 30 = 40
Answer:
0,0,0,1,3,5,9 I put it in order