A textbook store sold a combined total of 225 sociology and psychology textbooks in a week. The number of psychology textbooks sold was 69less than the number of sociology textbooks sold. How many textbooks of each type were sold?

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.