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

03-02-2021

Answer:

x=12

Step-by-step explanation:

x+9-9=21-9

x=12

hope this helps !!

Answer Link

Otras preguntas

Yo I'm doing my younger brothers homework and I don't know anything, help a slow sister out. Chris has 2 feet of ribbon, and Jessie has 36 inches of ribbon. Wh

How can using a nicotine substitute help a user break the addiction to nicotine?

how was the mid-atlantic colonies arranged

What would a complete summary of "A Modest Proposal" need to include? Check all that apply. a description of Swift’s argument an explanation of how Swift uses

To which set does the number 37 belong? Whole numbers, rational numbers, rntegers

What is the volume of 0.500 moles of nitrogen gas at 2.45 atmospheres pressure and a temperature of 303 K? (R=0.0821 L · atm/mol · K)

Help me, please.......

To what extent the adoption of the 13th 14th and 15th amendments to the u.s. Constitution impact the freedom and equality of African Americans

How do the areas of the parallelograms compare? The area of parallelogram 1 is 4 square units greater than the area of parallelogram 2. The area of parallelog

Which sentence describes an advantage of writing/9422951/4befd629?utm_source=registration