7(10x)=x-20

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Solution for 7(10x)=x-20 equation:


Simplifying
7(10x) = x + -20

Remove parenthesis around (10x)
7 * 10x = x + -20

Multiply 7 * 10
70x = x + -20

Reorder the terms:
70x = -20 + x

Solving
70x = -20 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
70x + -1x = -20 + x + -1x

Combine like terms: 70x + -1x = 69x
69x = -20 + x + -1x

Combine like terms: x + -1x = 0
69x = -20 + 0
69x = -20

Divide each side by '69'.
x = -0.2898550725

Simplifying
x = -0.2898550725

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