saints182005
saints182005 saints182005
  • 16-12-2019
  • Mathematics
contestada


What is the x-coordinate in the solution of the system of equations
y=-2/3x and 4x - 9y=-40?

Respuesta :

Yang100
Yang100 Yang100
  • 16-12-2019

Answer:

x=-4, y=8/3. (-4, 8/3).

Step-by-step explanation:

4x-9(-2/3x)=-40

4x+18/3x=-40

4x+6x=-40

10x=-40

x=-40/10

x=-4

y=-2/3(-4)

y=8/3

Answer Link

Otras preguntas

Solve the following inequality: -5.3 > 1 – 2(-5x - 1) Answer: Submit Answers
Explain the importance of active transport in humand and plants​
Give two benefits gained by countries that are apart of CARICOM
*ANSWER ASAP* What is the measure of angle R?
¿Por qué es posible afirmar que Recabarren es un severo crítico del desarrollo nacional tras 100 años del inicio del proceso de Independencia?
Do you think Marx would have approved of communism in the Soviet Union under Lenin and Stalin? (3 sentences as to why, please)
Explain the importance of active transport in humand and plants​
Samantha has a pig enclosure that is 4 feet by 6 feet in her backyard. She wants to double the area of the enclosure by increasing the length and the width by t
select the correct words from the drop-down menus to complete the sentence. Metallic bonds are found in bronze between atoms of copper and tin. The atoms of
help meeeeeeeeeeeeeee