angie096731
angie096731 angie096731
  • 02-11-2016
  • Mathematics
contestada

How do I solve this linear equation?
21+x=30

Respuesta :

ramenmcdonald
ramenmcdonald ramenmcdonald
  • 02-11-2016
21+x=30

30-21 is 8

x=8
Answer Link
1mathwhiz 1mathwhiz
  • 02-11-2016
simple 30 -21 gives you 9 then 9 +21 gives you 30 that means x =9
Answer Link

Otras preguntas

A coworker approaches you and tells you she thinks she saw a supervisor steal something. what would you do?
Please help I don't know what to do next
Which muscles react quickly,and which tire quickly?
What the difference between a relief map and a physical map?A. A relief map is different than a physical map in that a relief map shows human-created feature
Building A and building B are 500 meters apart. There is no road between them, so to drive from building A to building B, it is necessary to first drive to buil
During the Enlightenment, Thomas Hobbes and John Locke based their ideas about government on a. monarchy rule. c. natural law. b. absolute law. d. social rule.
Ron is writing an analytical essay on the play Romeo and Juliet. Why would he most likely benefit from seeing a live performance? because he can write a review
What are some characteristics of a proton?
What happened to Afghanistan when Britain and Russia competed for influence in the region during the 1800s?   Afghanistan was taken over by Muslim radicals. Af
Please help ASAP!! I need you guys/girls.