andersonleathia andersonleathia
  • 22-02-2016
  • Mathematics
contestada

What is y=1/2x +2 y= -x +5 using subsitution

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 22-02-2016
y=1/2x+2
y=-x+5
subsitute since they both equal y
1/2x+2=y=-x+5
1/2x+2=-x+5
subtract 2 from both sides
1/2x=-x+3
multiply both sides by 2
x=-2x+6
add 2x to both sides
3x=6
divide both sides by 3
x=2
subsitue
y=-x=5
y=-2+5
y=3

x=2 and y=3
solution in (x,y) form is (2,3)
Answer Link

Otras preguntas

In a certain​ country, the true probability of a baby being a girlgirl is 0.4810.481. among the next sixsix randomly selected births in the​ country, what is th
Evaluate the sum of the first ten terms of the arithmetic sequence.
Bert is planning to open a savings account that earns 1.6% simple interest yearly. He wants to earn exactly $240 in interest after 3 years. How much money shoul
Political speech enjoys the greatest protections under of the first amendment of any classification of speech. a. True b. False
Leading approaches to reducing birth rates emphasize the long-term benefits of
An image of a right triangle is shown with an angle labeled x. If tan x° = 11 divided by r and cos x° = r divided by s, what is the value of sin x°?
Which electron configuration represents the distribution of electrons in a potassium atom in state ground
The Indian subcontinent was partitioned into India and______
In c3h7nhc3h7, which intermolecular forces are present?
Can I get some help with these please I need to put it in better sentences