1=0.3x-0.7x-3

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Solution for 1=0.3x-0.7x-3 equation:


Simplifying
1 = 0.3x + -0.7x + -3

Reorder the terms:
1 = -3 + 0.3x + -0.7x

Combine like terms: 0.3x + -0.7x = -0.4x
1 = -3 + -0.4x

Solving
1 = -3 + -0.4x

Solving for variable 'x'.

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

Add '0.4x' to each side of the equation.
1 + 0.4x = -3 + -0.4x + 0.4x

Combine like terms: -0.4x + 0.4x = 0.0
1 + 0.4x = -3 + 0.0
1 + 0.4x = -3

Add '-1' to each side of the equation.
1 + -1 + 0.4x = -3 + -1

Combine like terms: 1 + -1 = 0
0 + 0.4x = -3 + -1
0.4x = -3 + -1

Combine like terms: -3 + -1 = -4
0.4x = -4

Divide each side by '0.4'.
x = -10

Simplifying
x = -10

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