Question

the value of the variable in the equation 5(-7×+3)=×-21 is___​

Answer 1

Answer:x=1

Step-by-step explanation:

-35x+15=x-21

Or -36x=-36

Or x=1

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Answer 2

Answer:

The value of the variable in the equation 5(-7×+3)=×-21 is 1.

Step-by-step explanation:

  5(-7x+3)=x-21

⇒-35x+15=x-21         [simplification of bracket]

⇒-35x-x=-21-15         [transposition]

⇒-36x=-36

⇒x=$\frac{-36}{-36}$

⇒x=1

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