24osbom
24osbom 24osbom
  • 08-12-2020
  • Mathematics
contestada

Solve using substitution:
2x - 3y = -1
y = x - 1

Respuesta :

Аноним Аноним
  • 08-12-2020

Answer:

x=4 y=3

Step-by-step explanation:

rewrite the equations- y=x-1 2x-3y=-1

solve y=x-1 for y

y=x-1

sub for x-1 for y in 2x-3y=-1

2x-3y=-1

2x-3(x-1)=-1

-x+3=-1

-x+3+-3=-1+-3

-x=-4

divide both sides by -4

x=4

sub 4 for x in y=x-1

y=x-1

y=4-1

y=3

WE ARE VENOM

Answer Link

Otras preguntas

......................................................................................................................................................
A motor does a total of 480 joules of work in 5.0 seconds to lift a 12-kilogram block to the top of a ramp. The average power developed by the motor is (1)8.0
What is a shelter made of buffalo skins?
The largest city in africa is __________.
do viruses have cell walls?
Solve for Y. 8-8y=2y+78 A)y=7 B)y=70 C)y=-7 D)y=-70
how cellular wastes are removed from the human body and how wastes are removed from a city?
What type of wave is a light wave? a. a seismic wave b. a transverse wave c. a longitudinal wave d. a compression wave
Need help ASAP. Please help on math
An order of 12 dozen rollerball pens and 5 dozen ballpoint pens cost $116. A later order 8 dozen rollerball pens and 12 dozen ballpoint pens cost $112. What was