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 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

Solve the inequality 4/3 < -8/3y. Please give a detailed answer and explanation. Thank you!
The graph shows a logarithmic function f. What do f and the function g(x) = log6x have in common? Select all that apply.
Solve 6(x + 4) = 30 Needs to be written step by step pls xx
suppose two trains leave a station at the same time, traveling in opposite directions. One train travels 10 miles faster than the other. In 2.5 hours the trains
The coast of x pounds of cheese at $7.65 a pound
5x-y=13 X+8y=19 Solve by the elimination method
how is the answer to this 130N?physics moments question​
A solution contains 0.5 moles of MgSO4 dissolved in 0.6 liters of water. In water MgSO4 dissociates into one Mg2 particle and one SO42- particle. What is the os
How should a person handle moral dilemmas?
when choosing over the next best alternative due to trade offs faced, what is given up is called the​