5.4x-1.2y+9.8=2.1x-7

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Solution for 5.4x-1.2y+9.8=2.1x-7 equation:


Simplifying
5.4x + -1.2y + 9.8 = 2.1x + -7

Reorder the terms:
9.8 + 5.4x + -1.2y = 2.1x + -7

Reorder the terms:
9.8 + 5.4x + -1.2y = -7 + 2.1x

Solving
9.8 + 5.4x + -1.2y = -7 + 2.1x

Solving for variable 'x'.

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

Add '-2.1x' to each side of the equation.
9.8 + 5.4x + -2.1x + -1.2y = -7 + 2.1x + -2.1x

Combine like terms: 5.4x + -2.1x = 3.3x
9.8 + 3.3x + -1.2y = -7 + 2.1x + -2.1x

Combine like terms: 2.1x + -2.1x = 0.0
9.8 + 3.3x + -1.2y = -7 + 0.0
9.8 + 3.3x + -1.2y = -7

Add '-9.8' to each side of the equation.
9.8 + 3.3x + -9.8 + -1.2y = -7 + -9.8

Reorder the terms:
9.8 + -9.8 + 3.3x + -1.2y = -7 + -9.8

Combine like terms: 9.8 + -9.8 = 0.0
0.0 + 3.3x + -1.2y = -7 + -9.8
3.3x + -1.2y = -7 + -9.8

Combine like terms: -7 + -9.8 = -16.8
3.3x + -1.2y = -16.8

Add '1.2y' to each side of the equation.
3.3x + -1.2y + 1.2y = -16.8 + 1.2y

Combine like terms: -1.2y + 1.2y = 0.0
3.3x + 0.0 = -16.8 + 1.2y
3.3x = -16.8 + 1.2y

Divide each side by '3.3'.
x = -5.090909091 + 0.3636363636y

Simplifying
x = -5.090909091 + 0.3636363636y

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