Respuesta :
7.2(2.8r - 4.5s) + 9.34r - 1.25s DISTRIBUTE 7.2
20.16r - 32.4s + 9.34r - 1.25s COMBINE LIKE TERMS
29.5r - 33.65s ANSWER
7.2(2.8r - 4.5s) + 9.34r - 1.25s DISTRIBUTE 7.2
20.16r - 32.4s + 9.34r - 1.25s COMBINE LIKE TERMS
29.5r - 33.65s ANSWER
