7(5x-7)=84x

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Solution for 7(5x-7)=84x equation:


Simplifying
7(5x + -7) = 84x

Reorder the terms:
7(-7 + 5x) = 84x
(-7 * 7 + 5x * 7) = 84x
(-49 + 35x) = 84x

Solving
-49 + 35x = 84x

Solving for variable 'x'.

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

Add '-84x' to each side of the equation.
-49 + 35x + -84x = 84x + -84x

Combine like terms: 35x + -84x = -49x
-49 + -49x = 84x + -84x

Combine like terms: 84x + -84x = 0
-49 + -49x = 0

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

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

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

Divide each side by '-49'.
x = -1

Simplifying
x = -1

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