joymacklin0001
joymacklin0001 joymacklin0001
  • 03-01-2017
  • Mathematics
contestada

I have a 2 in the tens place. when you add 18 to me, you get 39. what number am I ?

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 03-01-2017
x=number
x+18=39
minus 18 both sides
x+18-18=39-18
x+0=21
x=21
the number is 21
and it has 2 in tens palce

21
Answer Link

Otras preguntas

The diameter of Saturn at its equator is about 120,540,000 meters. what us 120,540,000 written in word form
write a fraction that is less than 5/6 and has a denominator of 8
Circle the difference 9 - 4=5
how do you solve this |7p+4| ÷ 8 =3
a car that originally cost $24,000 is marked down by twenty percent.how much will it now cost to buy the car? please tell me how you got the answer. thanks!
write a real world situation that could be modelled by the equation 100-6x=160-10x
define urbanization?
Given f(x)=3x+4 and g(x)=6x, what is g(x)-f(x) ? 3x+4 -3x+4 -3x-4 3x-4
fort knox holds 147,300,000 onces of gold. write the number that is one million more
if you earn one penny every 10 seconds of your life ,how many dollars would you have after 65 years?