7(7x-77)=98

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Solution for 7(7x-77)=98 equation:


Simplifying
7(7x + -77) = 98

Reorder the terms:
7(-77 + 7x) = 98
(-77 * 7 + 7x * 7) = 98
(-539 + 49x) = 98

Solving
-539 + 49x = 98

Solving for variable 'x'.

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

Add '539' to each side of the equation.
-539 + 539 + 49x = 98 + 539

Combine like terms: -539 + 539 = 0
0 + 49x = 98 + 539
49x = 98 + 539

Combine like terms: 98 + 539 = 637
49x = 637

Divide each side by '49'.
x = 13

Simplifying
x = 13

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