canstanza has 13 blue envelopes she has 3 fewer yellow envelopes then blue envelopes she has 7 times as many green envelopes as yellow envelopes how many envelopes does constanza have in all

Respuesta :

She has 93 envelopes in all


Answer: 93

Step-by-step explanation:

blue = 13

yellow: 13 - 3 = 10

green: 7(10) = 70

blue + yellow + green = total

 13   +    10     +     70   = total

                              93 = total