2934715
2934715 2934715
  • 10-12-2021
  • Mathematics
contestada

y=-1,X+2y=9 solve by substitution show all work

Respuesta :

tinybooyah
tinybooyah tinybooyah
  • 10-12-2021

Answer:

x = 11

Step-by-step explanation:

Substitute y = -1 into the equation.

x+2y = 9

; x+2(-1) = 9

x+(-2) = 9

x-2 = 9

x = 9+2

x = 11

Answer Link

Otras preguntas

A guest drinking a glass of champagne may have a higher BAC than a similar guest drinking a glass of red wine because
you want to test which size of soccer ball is easiest to juggle with your feet. You test a size 3, size 4, and size 5 ball. You count the seconds the ball stays
1. The bodies of adult humans are composed of 55-60% water. Using the information from this unit on specific heat and heat transfer, how does the water help us
divide the following complex numbers (5i)/(4+3i)
what is the slope of a line that passes through (-4,-13) and (19,11)?
2x^2+10=4 solve using quadratic formula
Air pollution is best defined as ________. a. gases or particles present in high enough concentrations in the atmosphere to harm humans, other organisms and str
what happens when a population is in Hardly-Weinberg equilibrium?A. The organisms with recessive traits do not we reproduce.B. The amount of immigration equa
please help please ,thanks
What is the name of the connective tissue that forms the umbilical ligament and is used for traction in radical cystectomy?