0.6x+0.4(30)=0.3(x+40)

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Solution for 0.6x+0.4(30)=0.3(x+40) equation:


Simplifying
0.6x + 0.4(30) = 0.3(x + 40)

Multiply 0.4 * 30
0.6x + 12 = 0.3(x + 40)

Reorder the terms:
12 + 0.6x = 0.3(x + 40)

Reorder the terms:
12 + 0.6x = 0.3(40 + x)
12 + 0.6x = (40 * 0.3 + x * 0.3)
12 + 0.6x = (12 + 0.3x)

Add '-12' to each side of the equation.
12 + -12 + 0.6x = 12 + -12 + 0.3x

Combine like terms: 12 + -12 = 0
0 + 0.6x = 12 + -12 + 0.3x
0.6x = 12 + -12 + 0.3x

Combine like terms: 12 + -12 = 0
0.6x = 0 + 0.3x
0.6x = 0.3x

Solving
0.6x = 0.3x

Solving for variable 'x'.

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

Add '-0.3x' to each side of the equation.
0.6x + -0.3x = 0.3x + -0.3x

Combine like terms: 0.6x + -0.3x = 0.3x
0.3x = 0.3x + -0.3x

Combine like terms: 0.3x + -0.3x = 0.0
0.3x = 0.0

Divide each side by '0.3'.
x = 0

Simplifying
x = 0

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