daisypongratz2 daisypongratz2
  • 22-03-2017
  • Mathematics
contestada

How may shells does Joshua have?

How may shells does Joshua have class=

Respuesta :

Аноним Аноним
  • 22-03-2017
24, since 54-30 is 24, and 30+24 is 54.
Answer Link
ciennabk
ciennabk ciennabk
  • 22-03-2017
joshua has 12 shells

k+ j=54
k +(k-30)=54
k+k=84
2k=84
k=42

j=k-30
j=42-30
j=12


double check 
12+42= 54!!
Answer Link

Otras preguntas

please help!!! the diving team has how many more members than the swim team?
Why have scientists used genetic modification on fruits and vegetables?
The tides on Earth are caused mainly by Earth’s gravitational interactions with which of the following?
The molar mass of a certain gas is 80.6 g. What is the density of the gas in g/L at STP? Thanks for your help :)
Evaluate: 6(-2)² - 4(-2) +3
when did hernando de soto discover new land
how old were Maximilian I and Mary when they were married
What does n =? Please I need help
What is one way that the Colombian Exchange affected Native Americans?
What is the relationship between genes and dna molecules?