Jose7luis
Jose7luis Jose7luis
  • 01-05-2020
  • Mathematics
contestada

Three more than a certain number is
18 less than twice the number.
What is the number?

Respuesta :

Hacktag17
Hacktag17 Hacktag17
  • 01-05-2020

i don't have an answer sorry.

Answer Link
Chelboy
Chelboy Chelboy
  • 01-05-2020

Answer:

Then number is 21

Step-by-step explanation:

a+3=2a-18

Collect like terms we have

2a-a=3+18

a=21

Answer Link

Otras preguntas

What impact did Napoleon have on popular culture.
Assuming that in a box there are 10 black socks and 12 blue socks, calculate the maximum number of socks needed to be drawn from the box before a pair of the sa
Which of the following would be a body response when steppe outside without a coat on a snowy day
A void function can return any value. TRUE FALSE
A 64.0 kg skater moving initially at 2.81 m/s on rough horizontal ice comes to rest uniformly in 3.93 s due to friction from the ice. What force does friction e
How do you perform chest compressions to a child victim
Prove that n is odd if and only if 3n + 6 is odd by contradiction.
Describe how the treaty of Versailles reflects postwar disillusionment or uncertainty in Europe
If there were no air resistance, a penny dropped from the top of a skyscraper would reach the ground 9.3 s later. To the nearest integer, what would the penny's
Find the value of -36+(-9)+14+(-31)-(-66)