-0.1(50)+.7x=.3(50+x)

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Solution for -0.1(50)+.7x=.3(50+x) equation: 


Simplifying
-0.1(50) + 0.7x = 0.3(50 + x)

Multiply -0.1 * 50
-5 + 0.7x = 0.3(50 + x)
-5 + 0.7x = (50 * 0.3 + x * 0.3)
-5 + 0.7x = (15 + 0.3x)

Solving
-5 + 0.7x = 15 + 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.
-5 + 0.7x + -0.3x = 15 + 0.3x + -0.3x

Combine like terms: 0.7x + -0.3x = 0.4x
-5 + 0.4x = 15 + 0.3x + -0.3x

Combine like terms: 0.3x + -0.3x = 0.0
-5 + 0.4x = 15 + 0.0
-5 + 0.4x = 15

Add '5' to each side of the equation.
-5 + 5 + 0.4x = 15 + 5

Combine like terms: -5 + 5 = 0
0 + 0.4x = 15 + 5
0.4x = 15 + 5

Combine like terms: 15 + 5 = 20
0.4x = 20

Divide each side by '0.4'.
x = 50

Simplifying
x = 50

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