Question

Solve y and x (simeltanious equation) Y=5x+10 Y=2x+10

Answer 1

Hello, 

$\left \{ {{y=5x+10} \,\,\,\,Equation1 \atop {y=2x+10\,\,\,\,Equation2}} \right. \\ \\ y=y \\ 5x+10=2x+10 \\ 5x-2x=10-10 \\ 3x=0 \\ x=0 \\ \\ Replacing\,\,\,\,x\,\,\,\,in\,\,\,\,Eq1: \\ y=5*(0)+10 \\ y=10$

Answer: x=0   and   y=10