7-7(5-7x)=0

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Solution for 7-7(5-7x)=0 equation:


Simplifying
7 + -7(5 + -7x) = 0
7 + (5 * -7 + -7x * -7) = 0
7 + (-35 + 49x) = 0

Combine like terms: 7 + -35 = -28
-28 + 49x = 0

Solving
-28 + 49x = 0

Solving for variable 'x'.

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

Add '28' to each side of the equation.
-28 + 28 + 49x = 0 + 28

Combine like terms: -28 + 28 = 0
0 + 49x = 0 + 28
49x = 0 + 28

Combine like terms: 0 + 28 = 28
49x = 28

Divide each side by '49'.
x = 0.5714285714

Simplifying
x = 0.5714285714

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