Here are some equations that all have the same solution.
Explain how you know that each equation has the same solution as the previous equation.
Equation 1: x = -6
Equation 2: x - 3 = -9
Equation 3: -9 = x - 3
Equation 4: 900 = -100(x - 3)
Equation 5: 900 = (x - 3)
⋅
⋅
(-100)
Equation 6: 900 = -100x + 300
