Question

ben and cole have 36 airplanes models all together. ben has 8 more than cole. how many airplane models does ben have?

Answer 1

$x-\ Ben's \ airplanes\\\\\ y- \ Cole's\ airplanes\\\\\ \left \{ {{x+y=36} \atop {y+8=x}} \right.\\\\ Substituting\ method:\\\\ y+8+y=36\\\\ 2y=36-8\\\\ 2y=28\ \ |:2\\\\ y=14\\\\ x=y+8=14+8=22 \\\\ Ben\ has\ 22\ airplanes.$

Answer 2

Answer:

Bem Has 22 airplane models