3x+2.1+4x=-0.7

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Solution for 3x+2.1+4x=-0.7 equation:


Simplifying
3x + 2.1 + 4x = -0.7

Reorder the terms:
2.1 + 3x + 4x = -0.7

Combine like terms: 3x + 4x = 7x
2.1 + 7x = -0.7

Solving
2.1 + 7x = -0.7

Solving for variable 'x'.

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

Add '-2.1' to each side of the equation.
2.1 + -2.1 + 7x = -0.7 + -2.1

Combine like terms: 2.1 + -2.1 = 0.0
0.0 + 7x = -0.7 + -2.1
7x = -0.7 + -2.1

Combine like terms: -0.7 + -2.1 = -2.8
7x = -2.8

Divide each side by '7'.
x = -0.4

Simplifying
x = -0.4

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