Answer:
[tex] y = \frac{ - 3x}{4} + \frac{7}{4} [/tex]
Step-by-step explanation:
First transpose 3x
you are having 3x+4y=7
by transposing you will get
4y=-3x+7
divide by 4 throughout by making y subject of the formula you will find your equation as y=mx+c.