.7x-.3+.4x=-2.5

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Solution for .7x-.3+.4x=-2.5 equation:


Simplifying
0.7x + -0.3 + 0.4x = -2.5

Reorder the terms:
-0.3 + 0.7x + 0.4x = -2.5

Combine like terms: 0.7x + 0.4x = 1.1x
-0.3 + 1.1x = -2.5

Solving
-0.3 + 1.1x = -2.5

Solving for variable 'x'.

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

Add '0.3' to each side of the equation.
-0.3 + 0.3 + 1.1x = -2.5 + 0.3

Combine like terms: -0.3 + 0.3 = 0.0
0.0 + 1.1x = -2.5 + 0.3
1.1x = -2.5 + 0.3

Combine like terms: -2.5 + 0.3 = -2.2
1.1x = -2.2

Divide each side by '1.1'.
x = -2

Simplifying
x = -2

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