Ava45018 Ava45018

01-01-2018
Mathematics

contestada

Explain plzzzzzzzzzzzzzzzz

Explain plzzzzzzzzzzzzzzzz class=

Respuesta :

tynollette tynollette

01-01-2018

they obviously didn't get the family membership pass.
Let c be the number of children, a be the number of adults
5c+30a=185
c+a=12 =>c=12-a
5(12-a)+30a=185
60-5a+30a=185
25a=125
a=5
c=12-5=7
there are 7 children and 5 adults.

Answer Link

jdoodlebug627 jdoodlebug627

01-01-2018

they spent $60 on the children 0 adults and 3 seniors or it would be uneven and they would be paying extra 5 dollars unless they had 13 children

Answer Link

Otras preguntas

David made 30 cups of tea per hour. Andrew made 35 cups of coffee per hour. This week David made an additional 10 cups of tea. Write an expression that represen

2. What two features must a sample have if it is to accurately represent a population?

what is the equivalent to 7.4 kilograms

round 76340 to the nearest thousand

A criticism of the American system of federalism is that it is

If the force experienced by a positively charged balloon is 2.7 newtons and the electric field strength is 7.8 × 105 newtons/coulomb, what is the magnitude of t

Why are trees considered to be producers? A. they do not need food to survive in an ecosystem B. they depend on consumers to help them make their food C. they g

When solving a word problem, what step should you always do after reading the problem, but prior to writing the equation?

How did the actions of Daniel Shays and his followers relate to the economic problem of the Confederation period? What was the significance of the movement he l

What was a main purpose of monasteries built by the Catholic Church?

RELAXING NOICE