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

12 gallons of water fill a tank to 3/4 capacity.If the tank is then filled to capacity, how many half-gallon bottles con be filled with the water in the tank?
10% of what number is 30
Is the german word 'schule' (meaning school) masculine, feminine or neutral?
How did big business shape the American economy in the late 1800s and early 1900s
List two of the amendments contained in the Bill of Rights and explain the rights they protect
the ratio of mals to female birds in a bird cage was 5:2 for every ____ mals there are ____ females?
What political group did hitler begin to punish once he came to power? a. monarchists b. republicans c. communists d. fascists
Tapes-R-Us is having a sale on HQ tape players. The regular price is $60. The discount is $18. What percent discount is this?
what is nine and eighty four hundredths in standard form
What percent of 200 is 6?