lmmartin100 lmmartin100
  • 19-05-2022
  • Mathematics
contestada

what is x in 2x − 3 + 4x = 21

Respuesta :

HumanPerson69
HumanPerson69 HumanPerson69
  • 19-05-2022

Answer: x = 4

Step-by-step explanation:

2x - 3 + 4x = 21

6x - 3 = 21

6x - 3 (+3)  = 21 (+3)

6x = 24

24/6

x = 4

Answer Link
godlike74
godlike74 godlike74
  • 19-05-2022
So first to rearrange the question so like terms are together

2x + 4x = 21 - 3

Then simplify

6x = 18

Then divide 6 to both sides to find x

X=3

Hope this helps!
Answer Link

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