Seudónimo Seudónimo
  • 01-01-2017
  • Mathematics
contestada

solve the equation 4x – 9 = 11 for x.

Respuesta :

royalranger
royalranger royalranger
  • 01-01-2017
4x - 9 = 11
4x = 20
x = 5
Answer Link
apologiabiology
apologiabiology apologiabiology
  • 01-01-2017
remember: you can do ANYTHING to an equation as long as you do it to both sides

4x-9=11
add 9 to BOTH SIDES
4x+9-9=11+9
4x+0=20
4x=20
divide both sides by 4
(4x)/4=20/4
(4/4)x=5
1x=5
x=5
Answer Link

Otras preguntas

I have to factorise these... a) x²-2x-3 And... b) x²+2x-8 I don't understand any of it...
How to find the area of a kite when the side lengths equal 6 and the other sides equal 8
How do social opportunities for women in Afghanistan, a society dominated by religion, differ from those in the United States, An industrialised nation?​
630.821430372 to the nearest whole number
If a suspect is injured in a car accident while being transported by a police officer who was speeding, which defense would be used to blame the suspect for dis
How were minorities affected during the gilded age?
these figures are similiar. the area of one is given. find the area of the other​
If m AE = 120, and m BD = 50, what is the measure of BCD?
what does “Thou losest labor.” mean ? Macbeth
Do you agree with the behaviorist view that true personal freedom does not exist? Why or why not? Read More >>