winchester890
winchester890
07-02-2021
Mathematics
contestada
- 4 x + 9 = 21 x=___ help
Respuesta :
eivad405
eivad405
07-02-2021
x=-3
because
-4x=21-9
-4x= 12 divide both sides
x=-3
Answer Link
rosh18
rosh18
07-02-2021
Answer:
[tex] - 4x + 9 = 21 \\ - 4x = 21 - 9 \\ = 12 \\ x = \frac{12}{ - 4} \\ x = - 3[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 16+ )
Otras preguntas
las edades de maría y susana suman 56 años si la edad de maría es los 3/5 de la edad de susana ¿ que edad tiene maría?
Which of the following identifies the maximum number of moles of products formed when 0.90 moles of ScCl3 is mixed with 0.90 moles KOH in water solution? ScCl3
Which of the following describes a lasting effect of the Progressive Era on society?
Which group was for the most part left out of prosperity of the 1950s? A. African Americans B. World War ll veterans C. Teenagers D. College graduates
Springdale junior high has two students that qualify
The two opposite side in the french and indian war was the ___ and the ___
When a number is written in scientific notation, could zero ever be in the ones place of the first factor? Which digits, if any, would never be in the ones plac
Scientists know that organisms that are more closely related will have DNA sequences more similar to each other than organisms that are distantly related. Which
Which of these was an effect of the interstate commerce clause? it limited the natural resources states had access to. it allowed states to be less dependent on
The specialized eye types of these animals are examples of____. disruptions of the natural balance the interdependence of living things adaptations for survival
