As a first step, Marion adds 6 to both sides of the equation:
9x - 6 + 6 = 12 + 6
which simplifies to:
9x = 18
To isolate the variable x, Marion needs to divide both sides of the equation by 9.
So, each side needs to be divided by 9.
Marion is solving the equation 9x - 6 = 12 As a first step, she adds 6 to both sides of the equation. In the next step, by what value does each side need to be divided? (1 point)
1 answer