aa101
aa101 aa101
  • 13-05-2018
  • Mathematics
contestada

Need help with 13,
I don’t get it :/

Need help with 13 I dont get it class=

Respuesta :

trainboxcar20 trainboxcar20
  • 13-05-2018
USE SUBSTITUTION FOR 3A+4S=57, 2A+8S=86 to find adult=$7 student=$9
CHECK STEP: 3(7)+4(9)=57
21+36=57 TRUE

Answer Link

Otras preguntas

.what is 780,000 = 78 renamed
What is 6,007,200 and 32,005,008 in expanded form?
from place value relationships the 4s in 344 is?
what times what equals 27
with 128 134 140 146 152 what's the next number if the pattern continues
Which words make up the prepositional phrase in this sentence? Along the back fence shuffled what looked like a large gray cat. a. Along the back fence b. loo
what is 720 is 1 tenth of what number??????????????
what is 500 10 times much as
in the story orpheus what main characteristic of this text makes it a myth
a loose union of independent states is a