Find x if 3x – 12 equals 0.
Note
Move the constant first: 3x = 0 - (-12) = 12. Then divide by 3: x = 12 ÷ 3 = 4. Always check by substituting the value back into the original equation.
Find x if 3x – 12 equals 0.
Move the constant first: 3x = 0 - (-12) = 12. Then divide by 3: x = 12 ÷ 3 = 4. Always check by substituting the value back into the original equation.