9(10x-21)=-693

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Solution for 9(10x-21)=-693 equation: 


Simplifying
9(10x + -21) = -693

Reorder the terms:
9(-21 + 10x) = -693
(-21 * 9 + 10x * 9) = -693
(-189 + 90x) = -693

Solving
-189 + 90x = -693

Solving for variable 'x'.

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

Add '189' to each side of the equation.
-189 + 189 + 90x = -693 + 189

Combine like terms: -189 + 189 = 0
0 + 90x = -693 + 189
90x = -693 + 189

Combine like terms: -693 + 189 = -504
90x = -504

Divide each side by '90'.
x = -5.6

Simplifying
x = -5.6

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