Westonci.ca is the ultimate Q&A platform, offering detailed and reliable answers from a knowledgeable community. Get detailed answers to your questions from a community of experts dedicated to providing accurate information. Join our platform to connect with experts ready to provide precise answers to your questions in different areas.

y=-3x - 4
y= 2x + 1

Sagot :

luana
[tex] \left \{ {{y=-3x-4} \atop {y=2x+1}} \right. \\\\ substitution\ method\\\\ -3x-4=2x+1\ \ \ | subtract\ 2x\\\\ -5x-4=1\ \ \ | add\ 4\\\\ -5x=5\ \ \ | divide\ by\ -5\\\\ x=-1\\\\ y=2x+1=2*(-1)+1=-2+1=-1\\\\ Solution:\\ \left \{ {{y=-1} \atop {x=-1}} \right. [/tex]