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

when a wave is bent at an angle as it passes through a new medium it is called
How does object-oriented programming work in Python?
expression of idea :-All that glitter is not good
Quadilateral ABCD is similar to quadilateral EFGD Help?
what is co in science
Bantu tribes stopped their migrations in the areas of Zimbabwe and _____. Zambia South Africa Madagascar Congo
What happens when introducing a gene into a new organism
Following the evaporation stage of the water cycle, the evaporated water
which group gained the most from the opening of the panama canal in 1914
Ben growled at the man who parked too close to his car. He was always guarding his prized possession. Don’t get too close or he might bite! Which figure of spee