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

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


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

Combine like terms: 0.9 + -2 = -1.1
0.7(-1.1) = 3(0.21x + -0.75)

Multiply 0.7 * -1.1
-0.77 = 3(0.21x + -0.75)

Reorder the terms:
-0.77 = 3(-0.75 + 0.21x)
-0.77 = (-0.75 * 3 + 0.21x * 3)
-0.77 = (-2.25 + 0.63x)

Solving
-0.77 = -2.25 + 0.63x

Solving for variable 'x'.

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

Add '-0.63x' to each side of the equation.
-0.77 + -0.63x = -2.25 + 0.63x + -0.63x

Combine like terms: 0.63x + -0.63x = 0.00
-0.77 + -0.63x = -2.25 + 0.00
-0.77 + -0.63x = -2.25

Add '0.77' to each side of the equation.
-0.77 + 0.77 + -0.63x = -2.25 + 0.77

Combine like terms: -0.77 + 0.77 = 0.00
0.00 + -0.63x = -2.25 + 0.77
-0.63x = -2.25 + 0.77

Combine like terms: -2.25 + 0.77 = -1.48
-0.63x = -1.48

Divide each side by '-0.63'.
x = 2.349206349

Simplifying
x = 2.349206349

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