-7(x-5)=7x-21

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Solution for -7(x-5)=7x-21 equation: 



-7(x-5)=7x-21

We move all terms to the left:

-7(x-5)-(7x-21)=0

We multiply parentheses

-7x-(7x-21)+35=0

We get rid of parentheses

-7x-7x+21+35=0

We add all the numbers together, and all the variables

-14x+56=0

We move all terms containing x to the left, all other terms to the right

-14x=-56

x=-56/-14

x=+4

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