1.2(7-x)=-0.1(3-x)

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Solution for 1.2(7-x)=-0.1(3-x) equation:


Simplifying
1.2(7 + -1x) = -0.1(3 + -1x)
(7 * 1.2 + -1x * 1.2) = -0.1(3 + -1x)
(8.4 + -1.2x) = -0.1(3 + -1x)
8.4 + -1.2x = (3 * -0.1 + -1x * -0.1)
8.4 + -1.2x = (-0.3 + 0.1x)

Solving
8.4 + -1.2x = -0.3 + 0.1x

Solving for variable 'x'.

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

Add '-0.1x' to each side of the equation.
8.4 + -1.2x + -0.1x = -0.3 + 0.1x + -0.1x

Combine like terms: -1.2x + -0.1x = -1.3x
8.4 + -1.3x = -0.3 + 0.1x + -0.1x

Combine like terms: 0.1x + -0.1x = 0.0
8.4 + -1.3x = -0.3 + 0.0
8.4 + -1.3x = -0.3

Add '-8.4' to each side of the equation.
8.4 + -8.4 + -1.3x = -0.3 + -8.4

Combine like terms: 8.4 + -8.4 = 0.0
0.0 + -1.3x = -0.3 + -8.4
-1.3x = -0.3 + -8.4

Combine like terms: -0.3 + -8.4 = -8.7
-1.3x = -8.7

Divide each side by '-1.3'.
x = 6.692307692

Simplifying
x = 6.692307692

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