qwerty123 qwerty123

03-03-2015
Mathematics

contestada

solve for (n):

10n - 8 + 4n =20?

solve for (x):

2x + 3x = 25?

Respuesta :

konrad509 konrad509

03-03-2015

[tex] 10n - 8 + 4n =20\\ 14n=28\\ n=2\\\\ 2x+3x=25\\ 5x=25\\ x=5[/tex]

Answer Link

Otras preguntas

What conjecture can you make about the sum of the first 30 odd numbers

What is the derivative of this function?

Read the sentence. Both Nalani and I are leaving so we can go to the movie. Which is the correlating conjunction? a) are...so b) and c) Both...and d) go to the

Explain why england was slow to enter the colonization race and what factors finally led it to launch colonies in the early seventeenth century.

A club decides to sell T-Shirts for 15$ as a fund-raiser. It cost $20 plus $9 per T-Shirt to make them. How many T-Shirts need to be made to make a profit of at

What is the perimeter of the nonagon below?

2. If you have budgeted 12% of your monthly income for groceries, how much can you spend on groceries if you earn $950 bi-weekly?

we saw all of the animals at the zoo, with the EXCEPTION of the jaguar. what does the word EXCEPTION mean1. To rush by; hurry2. To add in; include 3. To take o

A farmer grows two types of grain in his fields. He has a seed budget of $20,000 and has spent $11,200.00 to plant wheat seed so far. If barely seed costs $52.0

What is often described as the strictest form of probation for adults in the united states?