Question

y=1/3x-4
y=7/3x+4
solving system of equation

Answer 1

start with
\[\frac{1}{3}x-4=\frac{7}{3}x+4\] then multiply by 3 and get
\[x-12=7x+12\]

Answer 2

subtract \(x\) to get
\[-12=6x+12\] then subtract \(12\) giviing
\[-24=6x\] and finally solve for \(x\)