lillyneel lillyneel
  • 18-08-2022
  • Mathematics
contestada

4.2(15+5x)= -20x -21 - x

Respuesta :

Medunno13
Medunno13 Medunno13
  • 18-08-2022

[tex]4.2(15+5x)=-20x-21-x \\ \\ 63+21x=-21x-21 \\ \\ 3+x=-x-1 \\ \\ 4+x=-x \\ \\ 4=-2x \\ \\ x=\boxed{-2}[/tex]

Answer Link

Otras preguntas

How did Russians escape the mongols
Which sentence is constructed to emphasize that Burt stuck to his jogging routine? A:Burt even jogged during the heat wave. B:Burt jogged even during the heat w
Find the surface area.
A hummingbird can flutter it’s wings 4800 times per minute what is the frequency of wing flutters per second
how many numbers between 50 and 150 have at least one digit that is 2
I need help please. *D. Causes and effect
Evaluate the expression 7×^2y, when x = 4 and y = 2 A: 112 B: 224 C: 542 D: 718
NADH and FADH2 are both electron carriers that donate their electrons to the electron transport chain. The electrons ultimately reduce O2 to water in the final
Which of the following is Dr. King criticizing in this portion of his speech? Select all of the boxes that apply. A. large number of African Americans in jail B
compare the goals of these progressives with the goals of walter rauschenbusch and the social gospel movement.​