Roberto and Luisa Barron Lopez each work full time jobs, and Luisa's mother, Carmena, collects a monthly pension of $628. Between the three of them, their total household income is $4238 each month. If Luisa earns $1772, how much does Roberto earn each month?

Question

Roberto and Luisa Barron Lopez each work full time jobs, and Luisa's mother, Carmena, collects a monthly pension of $628.  Between the three of them, their total household income is $4238 each month.  If Luisa earns $1772, how much does Roberto earn each month?

Steve · Answer

first, between involves two among involves more than teo l = 1772 c = 628 r + 1772 + 628 = 4238 r = 1838