The answer for this question that needs an answer is n = 5

because 18(n-1) = 9(n+7) implies that 18n - 18 = 9n + 63 which implies that n =5 for the equation to hold true.

6 0

3 years ago

An Angle and its complement always have a sum of 90 degrees. The sum of the measures of an angle and five times the complement i

bagirrra123 [75]

Bro I don’t know the answer to this one but I hope someone can help you

8 0

2 years ago

What is the surface area of a cube if it has one side that is 40 cm

belka [17]

The answer to that problem is 9600cm. each side of surface area will be the same multiplied together

5 0

3 years ago

To make a cake, you need 2 parts flour, 2 parts sugar and 1 part eggs.

Allisa [31]

Answer:

2:1???

Step-by-step explanation:

7 0

2 years ago