Kidtyr9249 Kidtyr9249
  • 03-01-2018
  • Mathematics
contestada

PLS HELP!!!!
What is the solution of the system of equations?

y = –2x + 8
y = x – 4

Respuesta :

JennyTheLogger JennyTheLogger
  • 03-01-2018
make them equal to eachother to solve for x

-2x + 8 = x - 4

add 2x to both sides and 4 to both sides.

12 = 3x

divide by 3 to solve for x

x = 4

Now substitute 4 in for x to solve for y

y = (4) - 4

y = 0

Solution is:
x = 4, y = 0 or
(4,0)

Answer Link

Otras preguntas

Which is an example of closed-end credit?
Rikki's hourly salary is $9.64. Last week she worked a 22-hour week. How much did she earn?
An archer defending a castle is on a 15.5 m high wall. He shoots an arrow straight down at 22.8 m/s. How much time does it take to reach the ground?
Please help im going to cry. :(
Public land set aside for people is the definition of a
Which was a cause of World War II? the invasion of Austria by Italy the establishment of German colonies in Africa the U.S. decision to join the League of Natio
4 pm is 5 hours before 4 hours before right now. What time was it an hour ago
The third term in a sequence is 11.The term-to-term rule is "take away 4".Write an expression, in terms of n, for the nth term of the sequence.​
What is the area, in square centimeters, of the isosceles trapezoid below? 5-3 cm 4.2 cm 13.5 cm Answer: A = cm? Submit Answer attempt 2 out of
_are more closely related to than they are to _ A- Bacteria; prokaryotic archaea; eukaryotes B- Bacteria; eukaryotes; prokaryotic archaea C- Prokaryotic archaea