Answer: x=
1
4
y+
9
Step-by-step explanation: Let's solve for x.
y=4x−9
Step 1: Flip the equation.
4x−9=y
Step 2: Add 9 to both sides.
4x−9+9=y+9
4x=y+9
Step 3: Divide both sides by 4.
4x
=
y+9
x=
