Identify the solution of the system of equation 2x+4=0 Y=5-3x

asked Feb 4, 2016 143k views

1 vote

Identify the solution of the system of equation
2x+4=0
Y=5-3x

8.4k points

Please log in or register to add a comment.

1 vote

$2x+4=0\\ y=5-3x\\\\ 2x=-4\\ y=5-3x\\\\ x=-2\\ y=5-3x\\\\ y=5-3\cdot(-2)\\ y=5+6\\ y=11\\\\ x=-2,y=11$

Anatalia answered Feb 4, 2016

7.9k points

4 votes

$\left \{ {{2x+4=0} \atop {y=5-3x}} \right. \\\\From\ first\ equation:\\2x+4=0\\2x=-4\ \ \ \ |:2\\x=-2\\\\y=5-3\cdot(-2)\\y=5+6=11$

IamGrooot answered Feb 10, 2016

8.7k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers