For the additive inverse you have to flip the sign of the whole problem so 10(x^2 – 7x) becomes –10(x^2 – 7x). For the multiplicative inverse you take the whole problem and put it under 1 in a fraction.
Reuben will earn $37.30 from selling 1 large and 7 small necklaces. Explanation: Let's create a formula for calculating how much Reuben will earn from selling ...