4x-5=7.9x+3.5

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Solution for 4x-5=7.9x+3.5 equation:


Simplifying
4x + -5 = 7.9x + 3.5

Reorder the terms:
-5 + 4x = 7.9x + 3.5

Reorder the terms:
-5 + 4x = 3.5 + 7.9x

Solving
-5 + 4x = 3.5 + 7.9x

Solving for variable 'x'.

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

Add '-7.9x' to each side of the equation.
-5 + 4x + -7.9x = 3.5 + 7.9x + -7.9x

Combine like terms: 4x + -7.9x = -3.9x
-5 + -3.9x = 3.5 + 7.9x + -7.9x

Combine like terms: 7.9x + -7.9x = 0.0
-5 + -3.9x = 3.5 + 0.0
-5 + -3.9x = 3.5

Add '5' to each side of the equation.
-5 + 5 + -3.9x = 3.5 + 5

Combine like terms: -5 + 5 = 0
0 + -3.9x = 3.5 + 5
-3.9x = 3.5 + 5

Combine like terms: 3.5 + 5 = 8.5
-3.9x = 8.5

Divide each side by '-3.9'.
x = -2.179487179

Simplifying
x = -2.179487179

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