jelly18 jelly18

25-03-2016
Mathematics

contestada

Linear equations 2x+y=20
6x-5y=12

Respuesta :

Hey1ItsHeather Hey1ItsHeather

25-03-2016

Step1:
2x+y=20
6x-5y=12

Step 2:
(2x+y=20)*5
6x-5y=12

Step 3:
10x+5y=40
+6x -5y=12
16x=52
X=3.25

Step 4: Plug into equation
y=-1.5

Answer Link

Otras preguntas

What is the mode of this data set? {8, 11, 20, 10, 2, 17, 15, 5, 16, 15, 25, 6} 12.5 13 15 25 nextreset?

The sum of two consecutive integers is 150. what are the two integers ?

How many people died in 1985 mexico earthquake?

Carlos finds the absolute value of -5.3, and then finds the opposite of his answer. Jason finds the opposite of -5.3 and then finds the absolute value of his an

What were the social effects of the bubonic plague spreading from Asia to Europe?

Jaynie is cheerful and upbeat. alayna is prone to angry outbursts. these descriptions refer to __________. temperament effortful control reactivity self-regulat

144 divided by 8 is 18 what is it in distributive property

I have £1.88 in my pocket. All the coins are different. I take one out. What is the probability that I have taken out a 20p coin?

Solve your formula from problem 12 for m. Then find the taxi driver’s hourly rate of his pickup rate is $2 and he charges $19.50 for a 7 - mile trip

Is the following relation a function