Answer:

Step-by-step explanation:

(Multiplying each of the numbers also yields 240)
Answer:
No solution
Step-by-step explanation:
Actually, you have only one equation here. We will solve it for x.
Performing the indicated multiplication, we obtain:
10-2(2x+1)=4(x-2) => 10 - 4x - 2 = 4x - 8, or 10 - 2 = -8. This can never be true, so this equation has no solution.
Answer:


Step-by-step explanation:



The interval notation will be:

The contrary,

is 
The length is 7 and the width is 3