What is 4d + 6 = 42 by the way this is two step equations with negative numbers

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.