Answer:
58 people
Step-by-step explanation:
174 people ate lunch.
1/3 of the 74 people had dessert after lunch.
Multiplying 1/3 and 174.
1/3 × 74
= 58
58 people had desert after lunch.
For this case we have to:
x: Be the variable that represents the unknown number
Then, the product of 9 and a number is represented as:

If the product is reduced 7 units we have to:

Finally the expression is:

ANswer:

Answer:
28.5
Step-by-step explanation:
If you can add brainliest
Please
Answer:
m = 18
Step-by-step explanation:
Given :
=> -15 is a root of the polynomial
=> It is a zero to the solution.
Process :
Substitute -15 in place of x.
=> (-15)² + (-15)m + 45 = 0
=> 225 + 45 - 15m = 0
=> 15m = 270
=> m = 270/15
=> m = 18