nana132 nana132

22-09-2017
Mathematics

contestada

can someone help am not sure how to do this -2x+3y=-10
2x+y=-14
HELP

Respuesta :

wolf1728 wolf1728

22-09-2017

A) -2x+3y=-10
B) 2x+y=-14
Adding the equations we get
4y = -24
y = -6

Inserting y = -6 into equation B)
B) 2x -6 = -14
2x = -8
x = -4

Answer Link

Otras preguntas

Revision has a atoMic number of 37 and a mass number of 85. HIW many protons, neutrons and electrons does an ion of rubidium with a 1+ charge have

What does open society mean in the past and for today

At the beginning of the school year, Jamie had $500 in her savings account. She wants to have at least $200 left in the account at the end of the school year. E

the first 2 questions are answered i jut thought a little more context would help

Robert says that the slope of a line passing through (1, 7) and (3, 9) is equal to the ratio 1-3/7-9 . Is this a correct method for calculating the slope? Expla

Calculate the moles in 3x10^22molecules of water

The Rhode Island and Pennsylvania Colonies were more religiously diverse than other British colonies. What tradition of the US political system did this diversi

calculate the gradient of the straight line that passes through G(-6,4) and H(2,-4)

What is the 2nd most populated country in the world?

Can someone please do my biology on acellus. I can’t understand it.