3x-4.5(4-1.7x)=3.8(x-8.4)

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Solution for 3x-4.5(4-1.7x)=3.8(x-8.4) equation:


Simplifying
3x + -4.5(4 + -1.7x) = 3.8(x + -8.4)
3x + (4 * -4.5 + -1.7x * -4.5) = 3.8(x + -8.4)
3x + (-18 + 7.65x) = 3.8(x + -8.4)

Reorder the terms:
-18 + 3x + 7.65x = 3.8(x + -8.4)

Combine like terms: 3x + 7.65x = 10.65x
-18 + 10.65x = 3.8(x + -8.4)

Reorder the terms:
-18 + 10.65x = 3.8(-8.4 + x)
-18 + 10.65x = (-8.4 * 3.8 + x * 3.8)
-18 + 10.65x = (-31.92 + 3.8x)

Solving
-18 + 10.65x = -31.92 + 3.8x

Solving for variable 'x'.

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

Add '-3.8x' to each side of the equation.
-18 + 10.65x + -3.8x = -31.92 + 3.8x + -3.8x

Combine like terms: 10.65x + -3.8x = 6.85x
-18 + 6.85x = -31.92 + 3.8x + -3.8x

Combine like terms: 3.8x + -3.8x = 0.0
-18 + 6.85x = -31.92 + 0.0
-18 + 6.85x = -31.92

Add '18' to each side of the equation.
-18 + 18 + 6.85x = -31.92 + 18

Combine like terms: -18 + 18 = 0
0 + 6.85x = -31.92 + 18
6.85x = -31.92 + 18

Combine like terms: -31.92 + 18 = -13.92
6.85x = -13.92

Divide each side by '6.85'.
x = -2.032116788

Simplifying
x = -2.032116788

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