John is a quarterback. This year, he completed 350 passes, which is 70% of all the passes he’s attempted this year. How many passes has John attempted this year?

Does anyone know how to do geometryme with this problem

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

Which linear inequality is represented by the graph?