Brendatubbs1 Brendatubbs1
  • 02-02-2021
  • Mathematics
contestada

5x+4y=-12 Y=-2x-9 What is x

Respuesta :

vminkookb0
vminkookb0 vminkookb0
  • 02-02-2021

Answer:

X = -16

Step-by-step explanation:

5x+4y=-12 Y=-2x-9

substitute the value of y

5x + 4(-2x - 9)=12

solve the equation

x=-16

Answer Link

Otras preguntas

Frank drove 45 miles in 60 minutes. At this rate, how many miles can he drive in 150 minutes?
Need help asap!!!!!!!
A sample of propane C3H8 contains 12.2 moles of carbon atoms. How many total moles of atoms does the sample contain?Will mark brainliest ​
3x^2-5=0 completing square
Simplify the expression [(3 - 7 * 2) + 5)2 ​
A car accelerates uniformly from rest to a speed of 21.1 km/h in 6.5 s. Find the distance it travels during this time. Answer in units of m.
Which of element has the most valence rings? Beryllium Potassium Tin Radon
HELP PLEASE ASAP IF NOT RIGHT ANSWER WILL BE REPORTED!!! I WILL MARK BRAINIEST IF ANSWER HELPS/IS CORRECT!
What’s in a equation or Leniar function y axis 1 and negative 7 and x axis negative 3 and 1
plz 50 points and brainliest but give me the true answer with steps At 200 K, the molecules or atoms of an unknown gas, X, have an average velocity equal to tha