Like terms:
1.4c, -2c, -7.3c
11.4 has no like terms
five less than the product of a number and-8 is -77
-8n -5 = -77
add 5 to each side
-8n = -72
divide by -8
n =9
Answer:

Step-by-step explanation:
Another way to express 56 is
because they are equal values.
The formula for area of a circle is π × radius², and the radius is half of the diameter, which means that your final expression is π × 6² = 36π = 113.1 inches². I hope this helps!