Question

how do you graph 7x - 4y = 28 using the intercept method

Answer 1

x intercept replace y by zero and solve
\[7x=28\]
\[x=4\] so x intercept is (4,0)

y intercept replace x by zero and solve
\[-4y=28\]
\[y=-7\] so y intercept is (0,-7)