21x=-2(1-10x)

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Solution for 21x=-2(1-10x) equation: 


Simplifying
21x = -2(1 + -10x)
21x = (1 * -2 + -10x * -2)
21x = (-2 + 20x)

Solving
21x = -2 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
21x + -20x = -2 + 20x + -20x

Combine like terms: 21x + -20x = 1x
1x = -2 + 20x + -20x

Combine like terms: 20x + -20x = 0
1x = -2 + 0
1x = -2

Divide each side by '1'.
x = -2

Simplifying
x = -2

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