81 + 70 + x = 3(73)
first multiply 3(73)
81 + 70 + x = 219
combine like terms
151 + x = 219
subtract 151 from both sides
x = 68
Joaquin needs to score a 68 on her next test to maintain an average of 73.
Answer:
( 5x+3y=7. < 3x - 5y = -23 you can use many ..
Step-by-step explanation:
hopefully its right
It would take 16 days
explanation
if it takes 15 for 4 people to work 8 hours to complete the task, it would be a total of 480 hours. I multiplied 15x4x8. i multiplied 5x6 to get 30. I have to find the third value so i divided 30 from 480 to get 16.
The remainder is the integer left over after dividing one integer by another. The quotient is the quantity produced by the division of two numbers.
Hope that helped !
You would pay $240 per year, hope this helps
