lulustar13 lulustar13
  • 04-02-2019
  • Mathematics
contestada

Solve this equation using substitution.

{4x + y = −2}
{4x + 6y = 44}

Respuesta :

mathecoach
mathecoach mathecoach
  • 04-02-2019

Answer:

4x + y = −2 --> 4x = -y - 2

4x + 6y = 44

Substitute 4x in the 2. equation.

(-y - 2) + 6y = 44

5y - 2 = 44

5y = 46

y = 9.2

4x = -9.2 - 2

4x = -11.2

x = -2.8


Answer Link

Otras preguntas

18. Ten students from a school appear in one or more subjects for an inter school
write two examples and two characteristics of monocot and dicot plant​
When they movies into their new home the Marino's put new light bulbs in all the fixtures the new house had 6 rooms and each room had 3 fixtures each fixture us
Would you have supported the Federalists or the Anti-Federalists in the debate about whether to ratify the Constitution? Why or why not? Answer in a 7-10 senten
If you are taking a legal dose of a prescribed drug and you are involved in a collision?
Sending reporters to war zones ______. is known as disaster fatigue. is an invasion of privacy and therefore not newsworthy is okay and newsworthy. is known as
Devoir maths Ecris les multiple de 14 compris enter 1et100​
I arrive at the scene possible hazardous materials Spill what should I do before going on scene
___ enable us to chew food
The general’s claim he has one rather promising prospect for tomorrow’s hunt is an example of