Answer:
Step-by-step explanation:
1. (a+3)(a-3) = a²+3a-3a-9 = a²-9
2. a linear equation consists of a polynomial of degree one.
Answer:
180
Step-by-step explanation:
450 x 0.4 = 180
The answer is
.
Multiple numerators by nums, and denoms by denoms.
·
= 
simplified is 
Hope this helped and branluest would be appreciated
Answer:

Step-by-step explanation:
Let
x-----> the number of pounds of tomatoes Camilla bought
we know that
The equation that represent this situation is equal to

Solve for x


