Question

What value of m gives the system infinitely many solutions?
-X + 4y = 32
y = mx + 8

Answer 1

4y=32+x

y=32+x/4

32+x/4=mx+8

32+x=4mx+32

32-32+x=4mx

x=4mx

x/:=4m

1=4m

m=1/4