0.1(x+50)-0.04(x-40)=3

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Solution for 0.1(x+50)-0.04(x-40)=3 equation:


Simplifying
0.1(x + 50) + -0.04(x + -40) = 3

Reorder the terms:
0.1(50 + x) + -0.04(x + -40) = 3
(50 * 0.1 + x * 0.1) + -0.04(x + -40) = 3
(5 + 0.1x) + -0.04(x + -40) = 3

Reorder the terms:
5 + 0.1x + -0.04(-40 + x) = 3
5 + 0.1x + (-40 * -0.04 + x * -0.04) = 3
5 + 0.1x + (1.6 + -0.04x) = 3

Reorder the terms:
5 + 1.6 + 0.1x + -0.04x = 3

Combine like terms: 5 + 1.6 = 6.6
6.6 + 0.1x + -0.04x = 3

Combine like terms: 0.1x + -0.04x = 0.06x
6.6 + 0.06x = 3

Solving
6.6 + 0.06x = 3

Solving for variable 'x'.

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

Add '-6.6' to each side of the equation.
6.6 + -6.6 + 0.06x = 3 + -6.6

Combine like terms: 6.6 + -6.6 = 0.0
0.0 + 0.06x = 3 + -6.6
0.06x = 3 + -6.6

Combine like terms: 3 + -6.6 = -3.6
0.06x = -3.6

Divide each side by '0.06'.
x = -60

Simplifying
x = -60

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