GoatedOnDaStixx GoatedOnDaStixx

19-06-2019
Mathematics

contestada

x-y=4 x+y=8 the x-coordnate of the solution to the system shows

Respuesta :

jimrgrant1 jimrgrant1

19-06-2019

Answer:

x = 6

Step-by-step explanation:

Given the 2 equations

x - y = 4 → (1)

x + y = 8 → (2)

Adding the 2 equations term by term eliminates the y- term

(x + x) + (- y + y) = (4 + 8), that is

2x = 12 ( divide both sides by 2 )

x = 6

Answer Link

Otras preguntas

Which words should not use in the closing of a formal email letter?

Your hand and wrist curl in toward the center of your body (chest and stomach) to prepare to throw the frisbee. O True O False

sin(A+B-C) find the equation

Please HELP! Given this graph of function f(x), find f (-2)

What do the arrows indicate? Air moves in a direction that creates land breezes. Air above land warms faster than air above water. Air blows over long distances

Identify the two main forms of energy which drive the cycling of matter on Earth. Energy from wind and water; energy from mass Energy from the Sun; thermal ener

Es imposoble que _ paz en todo el mundo a la vez. haya bubiera habria hay

What role did the social gospel movement play in the Progressive Era?A. It promoted equal voting rights to counteract political corruption among local bosses.B.

The longest side of a triangle is 25 and one of the other sides is 5. What should be the length of the third side to make this a right triangle?

Which two groups would most likely be discussed in an article on the destructive campaigns of Muslim invaders in India? Select ones that apply A. Buddhists B. C