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

A flight instructor charges $50 per lesson, plus an additional fee for the use of his plane. The charge for the use of the plane varies directly with the square
A circular pool is ten feet in diameter and five feet deep. What is its volume, in cubic feet?
Can someone please help me ?
How many miles can you get on one tank of gas if your tank holds 18 gallons and you get 22 miles per gallon?
Can someone please help me ?
USE A NUMBER LINE TO FIND 8/9 / 8/45.
A flight instructor charges $50 per lesson, plus an additional fee for the use of his plane. The charge for the use of the plane varies directly with the square
Suppose you ride your bicycle to the library traveling at 0.5 km/min. It takes you 25 minutes to get to 1.3 the library. How far did you travel?
how do day and nightat uranus's equator change asthe uranus revolves around the sun?
If ab = 10 and a2 + b2 = 30, what is the value of (a + b)^2?