419037 419037
  • 01-04-2021
  • Mathematics
contestada

how to solve -6x+5y=16 and x=5-3y using subsituation

Respuesta :

Arya1515
Arya1515 Arya1515
  • 01-04-2021

Answer:

you already have x solved for so you plug 5-3y into the x in -6x and you get -6(5-3y)+5y=16

-30+18y+5y=16

-30+23y=16

23y=46

y=2

x=5-3(2)

x=5-6

x=-1

Step-by-step explanation:

Answer Link

Otras preguntas

Solve the formula I=Prt to find the principal, P, in general.
Is (1,-4) a solution to the equation y=-2x true or false
l=510−42t The old road length, l, in meters, after t hours of milling is given by the equation above. How many meters of old road are removed for each hour of m
What is the value for x that makes each true??
Is computer assembly a good job for a teenager?
help what’s the answer to this?? Consider the following diagram on the right.
Which of these are rational? (Can be more than one) 11.47723 6. 4.01 12.
El primer día de clases: En los países hispanohablantes, los estudiantes regresan a las clases en diferentes meses. Por ejemplo, en Uruguay y Chile los estudian
A man leave his townA at 8 am for town B which is 384km away and he reach at4pm what is average speed in m/s
Make a list of the rights that fall under the right to information.​