linares1221 linares1221
  • 11-09-2020
  • Mathematics
contestada

3(2x - 4) + (3x + 1) = 5x + 21 -(x +1)

Respuesta :

cupcakee98 cupcakee98
  • 11-09-2020

Answer:

x=6.2

Step-by-step explanation:

3(2x - 4) + (3x + 1) = 5x + 21 -(x +1)

6x-12+3x+1=5x+21-x-1

combine like terms:

9x-11=4x+20

move variables to same side by sub 4x and add 11

5x=31

x=6.2

Answer Link

Otras preguntas

When falling through the air, which of the following objects will hit the ground first? a penny a large poster a shoe box a cell phone
Help❤️❤️❤️❤️❤️❤️❤️❤️
the ordered pairs below represent a linear relation between x and y. (-3,0) (-2,4)(-1,8)(0,12)(1,16)(2,20). which of the following is a correct statement about
The united states was successful in containing communism in what country?
When is a baby at the greatest risk of injury from SBS?
2 1/2 times 1/3 for estimating
Scientist who specialize in the study of fossils are called
This emblem shows a Jewish star inside a shape that combines a fortress and a shield. Which of the following did this emblem most likely represent? Jewish diasp
Need help. Don't have a calculator. Find the sum of the first n terms 1+-2+4+-8+16+-32+... (10 terms) Formula: a-a*r^n / 1-r
Write 8,840 in scientific notation.