birdnuts99 birdnuts99
  • 30-06-2019
  • Mathematics
contestada

What is the solution to the equation 3(2x+5) = 3х+4x?

Respuesta :

konrad509
konrad509 konrad509
  • 30-06-2019

[tex]3(2x+5) = 3x+4x\\6x+15=7x\\x=15[/tex]

Answer Link
jimrgrant1 jimrgrant1
  • 30-06-2019

Answer:

x = 15

Step-by-step explanation:

Given

3(2x + 5) = 3x + 4x ← collect like terms

3(2x + 5) = 7x ← distribute parenthesis on left side by 3

6x + 15 = 7x ( subtract 6x from both sides )

15 = x ⇒ x = 15

Answer Link

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