mapboy9
mapboy9 mapboy9
  • 15-03-2017
  • Mathematics
contestada

Solve by addition ANSWER NOW

Solve by addition ANSWER NOW class=

Respuesta :

texaschic101
texaschic101 texaschic101
  • 15-03-2017
-3x + y = 3
3x + 2y = -12
-----------------add
        3y = - 9
         y = -9/3
         y = -3

3x + 2y = -12
3x + 2(-3) = -12
3x - 6 = -12
3x = -12 + 6
3x = - 6
x = -6/3
x = -2

solution is (-2,-3)


Answer Link

Otras preguntas

In the diagram, if a lightbulb is placed at D and B is closed (as shown), what will happen?
Christopher claims that 4 is not a rational number because it is not written as a ratio of integers is he correct explain why or why not
Which sentence is punctuated correctly? 1. The coach saw you, playing soccer, Beth and she wants you to join the team. 2. The coach saw you playing soccer, Beth
logical fallacies should never be used in writing. True or false
Solve for X. The Polygons in each pair are similar.
Which helped make Spain the most economically powerful country in Europe during Philip II’s reign? A. establishing favorable trade alliances with the Ottomans
Who played a key role in the women's suffrage movement?
The united states uses 24% of the worlds supply of energy. what fraction of the world energy is this?
. _____ numbers help us talk about the order of things. A. Digital B. Analog C. Ordinal D. Spelled-out
A color candy was chosen randomly out of a bag. below are the results: color probability blue 0.30 red 0.10 green 0.15 yellow 0.20 orange ??? a. what