Answer:
124 tiles
Step-by-step explanation:
2(20+40)
2(60)
120+4=124
For this case we must simplify the following expression:

We eliminate the parentheses taking into account that:

We add similar terms taking into account that:
Equal signs are added and the same sign is placed.
Different signs are subtracted and the major sign is placed.

Answer:

8 it is this !!!!!!!!!!!!!!!!
Answer:
6,000
Step-by-step explanation:
because it is a less amount of numbers to get to 6,000 than to get to 5,00
Answer:
f(c) =17.12c -14.56c + 5.40(.5c) - 1.20(.5c)
Step-by-step explanation:
Profit is the difference between revenue (17.12c +5.40(.5c)) and cost(14.56c+1.20(0.5c)). That difference is expressed by the function shown above.