daniellep206 daniellep206
  • 11-02-2017
  • Mathematics
contestada

graph 3x-2y=16 and x-2y=4

Respuesta :

wolf1728
wolf1728 wolf1728
  • 11-02-2017
A) 3x -2y = 16
B) x -2y = 4
Multiplying equation B by -1
B) -x +2y = -4  then adding it to equation A
A) 3x -2y = 16
2x = 12
x = 6

B) x -2y = 4
B) 6 -2y = 4
B) 2y = -2
y = 1

Answer Link

Otras preguntas

What is the value of a in a/6 = -18 ? What is the value of c in c/4 = -8 ?
I bought grandmother a spinning weather What is the answer Weight Herd Daze Heal Peak Peek Cent Scent Feet Feat Vain Vane Vein Miner Minor This are the spel
During the cold war, the u.s. became in latin american countries because they wanted to
Esta en ingles. Me podrían ayudar con la primera pregunta por favor?
Translate the sentence into an equation. The sum of a number divided by 4 and 9 equals 5. Use the variable x for the unknown number.
The three decided to participate in a walkathon to raise additional money for the shelter. Sarah walked 5 miles less than twice the number of miles that Semir w
a sixth-grade class has 12 boys and 24 girls. Write two more statements comparing the number of boys in the class to the number of girls
Who leaves the gifts in the knothole of the tree for the children in to kill a mockingbird? a. tom robinson b. atticus c. bob ewell d. boo radley
Why do road crews spred sand over icey roads?
5 foods. that went from the new world to the old world