xXTalentedKittyXx
xXTalentedKittyXx xXTalentedKittyXx
  • 04-04-2018
  • Mathematics
contestada

can anyone explain this to me please

can anyone explain this to me please class=

Respuesta :

rpband00
rpband00 rpband00
  • 04-04-2018
Hello there,

To start it off, 2 x 39= 78
So a is correct that would be 2 x 30+9 = 2x39= 78
So b is correct as well. 2 x 40-1= 2 x 39= 78
c is questionable 2 x 30 +9= 60 + 9 = 69 
So d is correct 18 + 60 = 78
So e is correct 100-22 = 78

So 2 x 39 is not equal to (2 x 30) +9

Hope this helped!

Answer Link

Otras preguntas

If f(x)=3x + 2 and g(x)=2x - 2 what is (f-g)(x)?
The basic framework for muscles, bones, blood, hair, and fingernails is formed by ____.
Henry wanted to make two bakery items. One recipe called for 1 1/4 cup of sugar and the other for 2/3 cup of sugar. How much sugar does he need?
How does a budget and saving increase your ability to purchase items you want or need over time?
Determine whether the value is a discrete random​ variable, continuous random​ variable, or not a random variable. a. the number of hits to a website in a daynu
What is 2/100 as a percent
What did Lincoln mean by this "act of justice" is being done "upon military necessity?"
Who was the conquistador that conquered the Aztec empire and who helped him?
Higher order thinking if 1/2 is multiplied by 1/2 will the product be greater than half explain
Tammy wants to run at least 10 miles per week. So how far this week she ran 4.5 how many more miles must Tammy run this week to reach her goal.