Respuesta :

Answer:3x+y=23

Step-by-step explanation:

Answer:

x=-1/3y+23/3

Step-by-step explanation:

Let's solve for x.

y−2=−3(x−7)

Step 1: Flip the equation.

−3x+21=y−2

Step 2: Add -21 to both sides.

−3x+21+−21=y−2+−21

−3x=y−23

Step 3: Divide both sides by -3.

−3x/-3=y-23/-3

x=-1/3y+23/3