plz ingore what was clicked i mark it by accident unless it the right answer then dont ingore it plz help

Which of the following is correct interpretation of the expression -4+13

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.