Respuesta :

Answer:

X = -2

Step-by-step explanation:

(If you mean to "check the answer" then the answer above mine would help more)

I hope this answer helps. You should show your work as proof:

We simplify the equation first:

18x−2(3x+1)=5x−16

18x+(−2)(3x)+(−2)(1)=5x+−16 (Distribute)

18x+−6x+−2=5x+−16

(18x+−6x)+(−2)=5x−16 (Combine Like Terms)

12x+−2=5x−16

12x−2=5x−16

Then we cancel out:

12x−2−5x=5x−16−5x

7x−2=−16

7x−2+2=−16+2

7x=−14

7x/7 = −14/7

x = -2

The solution to the expression, 18x-2(3x+1)=5x-16 is; x =2.

To prove that 18x-2(3x+1)=5x-16 holds for x = -2.

We must solve the equation for x as follows;

  • 18x-2(3x+1)=5x-16

  • 18x -6x -2 = 5x -16

By collecting like terms;

  • 7x = -14

x = -2

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