winchester890
winchester890 winchester890
  • 07-02-2021
  • Mathematics
contestada

- 4 x + 9 = 21 x=___ help

Respuesta :

eivad405
eivad405 eivad405
  • 07-02-2021
x=-3
because
-4x=21-9
-4x= 12 divide both sides
x=-3
Answer Link
rosh18
rosh18 rosh18
  • 07-02-2021

Answer:

[tex] - 4x + 9 = 21 \\ - 4x = 21 - 9 \\ = 12 \\ x = \frac{12}{ - 4} \\ x = - 3[/tex]

Answer Link

Otras preguntas

Who gave the famous "Give me Liberty, or give me death" speech in response to the Stamp Act of 1765, becoming known as an orator during the movement for indepen
Which of the following is a theme addressed in Beyoncé's Lemonade? 1) Feminism 2) Racial inequality 3) Infidelity 4) All of the above
what do saltwater intusions occur
Classify each of the frames as statically determinate or statically indeterminate. If indeterminate, specify the degree of indeterminacy. All internal joints ar
The corresponding angles in these polygons are congruent. The figure shows 2 triangles. The triangle on the left has the following side lengths, going clockwise
During the boot up of the router or switch, where is the iOS and startup config transferred to ________. 1) RAM 2) ROM 3) Flash memory 4) Hard disk
What are bean-shaped organs up to an inch long, that help to filter lymphatic fluid?
Z-2/3=1/8 and 3y+8=7y+11
ACTIVITY 1.3: WRITE IT Using your understanding of the signal words, create your own essay with three paragraphs and has at least 5 sentences each paragraph tha
Key Concepts/Big Ideas Questions: Notes/Details Summary:History