0.7(0.9x-2)=3(0.21-0.75)

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Solution for 0.7(0.9x-2)=3(0.21-0.75) equation: 


Simplifying
0.7(0.9x + -2) = 3(0.21 + -0.75)

Reorder the terms:
0.7(-2 + 0.9x) = 3(0.21 + -0.75)
(-2 * 0.7 + 0.9x * 0.7) = 3(0.21 + -0.75)
(-1.4 + 0.63x) = 3(0.21 + -0.75)

Combine like terms: 0.21 + -0.75 = -0.54
-1.4 + 0.63x = 3(-0.54)

Multiply 3 * -0.54
-1.4 + 0.63x = -1.62

Solving
-1.4 + 0.63x = -1.62

Solving for variable 'x'.

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

Add '1.4' to each side of the equation.
-1.4 + 1.4 + 0.63x = -1.62 + 1.4

Combine like terms: -1.4 + 1.4 = 0.0
0.0 + 0.63x = -1.62 + 1.4
0.63x = -1.62 + 1.4

Combine like terms: -1.62 + 1.4 = -0.22
0.63x = -0.22

Divide each side by '0.63'.
x = -0.3492063492

Simplifying
x = -0.3492063492

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