lonnnnnnn
lonnnnnnn lonnnnnnn
  • 03-02-2021
  • Mathematics
contestada

What is the solution to x + 9 = 21?
O A. x = 30
B. x = 18
O c. x = 12
O D. x= 9

Respuesta :

laurel28 laurel28
  • 03-02-2021

Answer:

First we need to isolate x. To do this, we have to subtract 9

x = 12!

Step-by-step explanation:

Answer Link
beyouforyou923
beyouforyou923 beyouforyou923
  • 03-02-2021

Answer:

x=12

Step-by-step explanation:

x+9-9=21-9

x=12

hope this helps !!

Answer Link

Otras preguntas

CAN SOMEONE HELP ME PLEASE IN - Art - - From Renaissance to Romanticism?? TEST 3 16. The mood and style of Georges de La Tour's paintings is best described as A
X is a random independent variable with mean 20 and standard deviation of 5. Also suppose that y is a random independent variable with mean of 40 and standard d
What was added to the constitution to get it ratified?
true or false sparta treated its citizen's differently than Athens
What kind of food did the zhou dynasty eat?
Express 0.8918 as a fraction.
Can someone help me on this PLEASEEEEEEEE 7X+2Y=34
what events led to the beginning of world war two.
mark each statement if it does not correctly describe some aspect of the five pillars of islam!! CHOOSE ALL ANWSERS THAT APPLY A. all muslims are called to pra
Naturalization is automatic after immigrants have been lawful permanent residents of the us for five years. True or False?