-7[x-3]=7

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Solution for -7[x-3]=7 equation: 


Simplifying
-7[x + -3] = 7

Reorder the terms:
-7[-3 + x] = 7
[-3 * -7 + x * -7] = 7
[21 + -7x] = 7

Solving
21 + -7x = 7

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-21' to each side of the equation.
21 + -21 + -7x = 7 + -21

Combine like terms: 21 + -21 = 0
0 + -7x = 7 + -21
-7x = 7 + -21

Combine like terms: 7 + -21 = -14
-7x = -14

Divide each side by '-7'.
x = 2

Simplifying
x = 2

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