This scale balanced when nplus30equals70. Suppose the left side becomes nplus7. How can you change the right side so that nplus7equals___ is equivalent to nplus30equals70? n plus 7 70 Question content area bottom Part 1 How can you change the right side to get an equivalent equation? Select the correct choice below and fill in the answer box to complete your choice. A. Divide the right side by 40. B. Multiply the right side by enter your response here. C. Subtract 30 from the right side. D. Add 40 to the right side