alexajay52904p16n45 alexajay52904p16n45
  • 19-12-2017
  • Mathematics
contestada

What is the value of x in the equation 5(2x - 7) = 15x -10

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hollymay808p0t9to hollymay808p0t9to
  • 19-12-2017
10x - 35 = 15x - 10
-35 = 5x -10
-25 = 5x
-5 = x
The value of x is -5.
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Аноним Аноним
  • 19-12-2021

Answer:

  • x= -5

Step-by-step explanation:

[tex]\sf 5(2x - 7) = 15x -10[/tex]

[tex]\sf 10x-35=15x-10[/tex]

[tex]\sf 10x-35+35=15x-10+35[/tex]

[tex]\sf 10x=15x+25[/tex]

[tex]\sf 10x-15x=15x+25-15x[/tex]

[tex]\sf -5x=25[/tex]

[tex]\sf \frac{-5x}{-5}=\frac{25}{-5}[/tex]

[tex]\sf x=-5[/tex]

Answer Link

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