Destinyfongchoy Destinyfongchoy

04-01-2018
Mathematics

contestada

Solve the system
12x+2y=86
6x+2y=56

Respuesta :

Аноним Аноним

04-01-2018

12x+2y=86 -
6x+2y=56
-------------------
6x = 30 => x = 30 : 6 = 5

2y = 56 - 30 => 2y = 26 => y = 13

Answer Link

Otras preguntas

A solution is made containing 11.2 g of sodium sulfate per 95.0 g of water. What is the weigh / weight % or percent by mass of the solute?

Which items may interfere with a wireless connection and may cause disruptions or delays in submitting assignments in blackboard? a. cell phones b. bluetooth de

I need this for a book report!!!!!! What are some major and minor charictors of Anne Frank?

The framers who wrote the constitution originally stated that the president could serveA. Unlimited two year termsB. Two four year terms c. One six year term

The area of sector AOB is 20.25 pi ft ^2 . Find the exact area of the shaded region.

9. How many times did the temperature rise one degree per hour? A none B 1 C 2 D 3

When two dice are rolled, what is the probability the two numbers will have a sum of 8?

The Davis family pays $200000 for a new house.They make a down payment that is 1/10 of the price of the house.How much is the down payment

what is the best code editor for python

Burning magnesium gives us magnesium oxide. This is an example of a reaction. is the common element involved with all chemical reactions of this kind.