.6x+.3(20)=.4(x+10)

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Solution for .6x+.3(20)=.4(x+10) equation:


Simplifying
0.6x + 0.3(20) = 0.4(x + 10)

Multiply 0.3 * 20
0.6x + 6 = 0.4(x + 10)

Reorder the terms:
6 + 0.6x = 0.4(x + 10)

Reorder the terms:
6 + 0.6x = 0.4(10 + x)
6 + 0.6x = (10 * 0.4 + x * 0.4)
6 + 0.6x = (4 + 0.4x)

Solving
6 + 0.6x = 4 + 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.
6 + 0.6x + -0.4x = 4 + 0.4x + -0.4x

Combine like terms: 0.6x + -0.4x = 0.2x
6 + 0.2x = 4 + 0.4x + -0.4x

Combine like terms: 0.4x + -0.4x = 0.0
6 + 0.2x = 4 + 0.0
6 + 0.2x = 4

Add '-6' to each side of the equation.
6 + -6 + 0.2x = 4 + -6

Combine like terms: 6 + -6 = 0
0 + 0.2x = 4 + -6
0.2x = 4 + -6

Combine like terms: 4 + -6 = -2
0.2x = -2

Divide each side by '0.2'.
x = -10

Simplifying
x = -10

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