christopherjackson5
christopherjackson5 christopherjackson5
  • 26-11-2019
  • Mathematics
contestada

Solving With Substitution (FOR 10 POINTS!):
y= 2x + 1
3x + y = -9

Respuesta :

Respect3105
Respect3105 Respect3105
  • 26-11-2019

Answer:

[tex]y = 2x + 1 \\ 3x + y = \: - 9 \\ \\ 3x + 2x + 1 = - 9 \\ 5x = - 10 \\ x = - 2 \\ \\ y = 2( - 2) + 1 \\ y = - 3 \\ ( - 2 \: and \: - 3)[/tex]

Answer Link

Otras preguntas

(9,4) and (5,-3) find the slope please !!!!
The time in hours required to repair a machine is an exponential distributed random variable with the average repair time of 2 hours, what is the probability th
Over time, the continents on Earth are moving and changing their positions V-E-R-Y slowly. This means that millions of years ago the continents were in differen
HELP ASAP!! GIVING BRAINLIEST TOO!
What is the area of this figure? Select from the drop-down menu to correctly complete the statement. The area of the figure is cm². 56 90 146 216 20 PONITSS
what type of function is y=4x^3+2
Help please! What does the term "iron curtain" refer to? A. the war between Yugoslavia and the Soviet Union. B. the division between communist and noncommunist
The term "Space Race" refers to rocket development programs of _____________ and the United States. will give the brainliest towards the best answer
Complete the following sentences using the preterit of the verbs in parenthesis. (20 pts.) 1. Ellos (estar) en la fiesta anoche. 2. Tú (tener) dificultades con
how similar are gorilla and horse hemoglobin