PawsomePandaYT PawsomePandaYT

07-01-2021
Mathematics

contestada

Solve the equations:
1. 9x - 5 = 5x + 7
2. 8x - 2 = x - 16
3. 8x + 5 = 2x + 23
4. 2x + 8 = 5x + 20
5. 5(2x + 6) = 3x - 5

Respuesta :

sabeehfamily sabeehfamily

07-01-2021

Answer:

5(x – 4) + 3x – 9x = 6 – (2x + 5) + 8x

step1:- 5x - 20 + 3x - 9x = 6 - 2x - 5 + 8x

step2:- 5x + 3x - 9x - 20 = 8x - 2x + 6 - 5

-x - 20 = 6x + 1

stp 3

-20 = 7x + 1

step 4

-21 = 7x

divide both sides by 7:-

-3 = x

thats the solution x = -3

Answer Link

kimberlysweet15 kimberlysweet15

07-01-2021

Answer:

1. X=3, 2. X= -2, 3. X=3, 4. X= -4

Answer Link

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