3.4=7.9-0.9x

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Solution for 3.4=7.9-0.9x equation:


Simplifying
3.4 = 7.9 + -0.9x

Solving
3.4 = 7.9 + -0.9x

Solving for variable 'x'.

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

Add '0.9x' to each side of the equation.
3.4 + 0.9x = 7.9 + -0.9x + 0.9x

Combine like terms: -0.9x + 0.9x = 0.0
3.4 + 0.9x = 7.9 + 0.0
3.4 + 0.9x = 7.9

Add '-3.4' to each side of the equation.
3.4 + -3.4 + 0.9x = 7.9 + -3.4

Combine like terms: 3.4 + -3.4 = 0.0
0.0 + 0.9x = 7.9 + -3.4
0.9x = 7.9 + -3.4

Combine like terms: 7.9 + -3.4 = 4.5
0.9x = 4.5

Divide each side by '0.9'.
x = 5

Simplifying
x = 5

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