Answer:
17.) y= x/4
19.) y= (x-1)/3
Step-by-step explanation:
switch the x and y in both equations, so your equations should look like this:
17.) x= 4y
19.) x= 3y+1
17.) divide the 4 on both sides and your equation would be:
y= x/4
19.) subtract the 1:
x+1 = 3y
divide the 3:
y= (x-1)/3