Try another version of this question Question 1 Solve: `r + 3 = 7` `r` = Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172Enter DNE for Does Not Exist, oo for Infinity 4
Try another version of this question
Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172Enter DNE for Does Not Exist, oo for Infinity