jackiemarie12 jackiemarie12

02-12-2020
Mathematics

contestada

4x + y = 4
8x + y = 5
If (x,y) is the solution of the system of equations above, what is the value of
x?

Respuesta :

02-12-2020

Answer:

if u substract the equations u get 4x = 1, therefore x = 1/4

Step-by-step explanation:

(8x + y) - (4x + y) = 5 - 4

4x = 1

x = 1/4

Answer Link

Otras preguntas

Luke is the owner of Fun Times, a U.S. event-planning company. He plans to open an event-planning company, Events & Adventures, in Germany. Events & Adv

Phosphorus-32, a radioactive isotope of phosphorus-31 (atomic number 15), undergoes a form of radioactive decay whereby a neutron turns into a proton, which is

results from research have been known to produce harms to members of the sampled population who do not actually participate in the research study. An example of

what would be the volume in millilitres of a blood sample of 2.15 microliters (ul)?

What does A equal? Plz help will mark BRAINLIEST ASAP!!!!

Shoe sizes for men in the United States are known to follow a normal distribution. If you calculated the z-score of a man's shoe size and found the z-score to b

Twelve added to the sum of a number and two is forty four

Please Help Meee What is the total resistance in the circuit depicted? Use R1 = 3.00 Ω, R2 = 9.00 Ω, R3 = 2.00 Ω, R4 = 2.00 Ω, R5 = 6.00 Ω, R6 = 2.00 Ω. 14.5 Ω

A board measures 19.5 meters in length is cut into two pieces. One piece measures 7.2 meters. Write and solve an equation to find the length of the other piece

Who else is watching the super bowl rn? Cheifs or 49ers?