jackiemarie12
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 :

aka420 aka420
  • 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

may you pls help me i do not know how to do it
read the passage.[1] it is important to repot plants to maintain healthy growth. [2] first, check whether the plant has grown too large for its current pot. [3]
asl grammar has substantially different elements from english. for example, is considered a core element of american sign language grammar.
The fog comes on little cat feet. It sits looking over harbor and city on silent haunches and then moves on. Which two things are being compared in the poem?
identify an article, a speech, a video, or advertisement that you think is manipulative or deceptive and one that you find civil and effective. use these two ex
keisha can produce the following combinations of x and y: 100x and 20y, 50x and 30y, or 0x and 40y. the opportunity cost of one unit of y for keisha is
in 1890 had prophetic vission which ultimalty led to the widespread ritual practie of the ghst dance
Graphing and evaluating
A plane moves with a velocity of 63.5 m/s at 32 degrees South of East. Calculate the plane's horizontal and vertical velocity components.
Multiply. 4 × ( - 7 )