0.25x-4=0.4(x-7)

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Solution for 0.25x-4=0.4(x-7) equation:


Simplifying
0.25x + -4 = 0.4(x + -7)

Reorder the terms:
-4 + 0.25x = 0.4(x + -7)

Reorder the terms:
-4 + 0.25x = 0.4(-7 + x)
-4 + 0.25x = (-7 * 0.4 + x * 0.4)
-4 + 0.25x = (-2.8 + 0.4x)

Solving
-4 + 0.25x = -2.8 + 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.
-4 + 0.25x + -0.4x = -2.8 + 0.4x + -0.4x

Combine like terms: 0.25x + -0.4x = -0.15x
-4 + -0.15x = -2.8 + 0.4x + -0.4x

Combine like terms: 0.4x + -0.4x = 0.0
-4 + -0.15x = -2.8 + 0.0
-4 + -0.15x = -2.8

Add '4' to each side of the equation.
-4 + 4 + -0.15x = -2.8 + 4

Combine like terms: -4 + 4 = 0
0 + -0.15x = -2.8 + 4
-0.15x = -2.8 + 4

Combine like terms: -2.8 + 4 = 1.2
-0.15x = 1.2

Divide each side by '-0.15'.
x = -8

Simplifying
x = -8

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