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

What did Washington mean when he said, "The very idea of the power and the right of the people to establish government presupposes the duty of every individual

CAN U GUYS HELP ME WITH THIS PROBLEM?

if i cut 4.75foot lengths of twine from a 240 foot spool of twine and i need to cut 42would 40.5 feet of twine be left?

Translate this verbal description into an algebraic expression and then simplify: 60% of the product of one-twelfth y and two-thirds z

What CIA-backed plan did Kennedy inherit from the Eisenhower administration? Cuban Missile Crisis Hungarian Uprising Bay of Pigs Guatemala

All hypothesis contain three things

when an atom of lithium loses an electron, the atom becomes a 1. negative ion with a radius smaller than the radius of the atom 2. negative ion with a radius l

The highest court in the state Florida is the Florida Supreme court U.S Supreme court U.S County court Florida County court

from y^2+5y-7 subtract y^2-3y-4

The balanced chemical equation for the reaction between PCl5 and water is given below. If 3.45 moles of HCl are produced, how many moles of water reacted? PCl5