garrett8552 garrett8552
  • 03-12-2020
  • Mathematics
contestada

69,5)
)
Solve each system of equations by elimination
9. x + y = -5
x - y = 9

Respuesta :

oscar236
oscar236 oscar236
  • 03-12-2020

Answer:

(2, -7).

Step-by-step explanation:

x + y = -5

 x - y = 9           Adding, to eliminate y:

2x = 4

x = 2

Plug this into first equation:

2 + y = -5

y = -5 - 2

y = -7.

Answer Link

Otras preguntas

What is the mass in grams of 1.00 gal of water? The density of water is 1.00 g/ml.
Which paragraph in the excerpt from Amy Tan’s “Rules of the Game” best shows a conflict between two cultures? My mother patted the flour off her hands. "Let me
Which diet is most likely to improve your health? A. a wide variety of nutrient-dense foods B. refined grains, vegetables, fruits, nuts, seeds C. vegetables, fr
A weight is attached to a spring, which moves up and down as a function of time. p(t) gives the position of the weight at time (t). Position is in centimeters,
Can somebody plz help me [-5+(-7)]^2-(7+3)^2
pls help me with this question​
I know the answer, I just feel like awarding Brainliest and Verify your answer. Go ahead and answer....The county cleared this path and paved it with packed gra
develop a theme of leadership from the poem the leader and the led​
Which of the following solute(s) would form an electrolytic solution in water? CH4, KI, fecl3
someone please help me on this question