.60x+.30(90)=.50(x+90)

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Solution for .60x+.30(90)=.50(x+90) equation:


Simplifying
0.60x + 0.30(90) = 0.50(x + 90)

Multiply 0.30 * 90
0.60x + 27 = 0.50(x + 90)

Reorder the terms:
27 + 0.60x = 0.50(x + 90)

Reorder the terms:
27 + 0.60x = 0.50(90 + x)
27 + 0.60x = (90 * 0.50 + x * 0.50)
27 + 0.60x = (45 + 0.50x)

Solving
27 + 0.60x = 45 + 0.50x

Solving for variable 'x'.

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

Add '-0.50x' to each side of the equation.
27 + 0.60x + -0.50x = 45 + 0.50x + -0.50x

Combine like terms: 0.60x + -0.50x = 0.1x
27 + 0.1x = 45 + 0.50x + -0.50x

Combine like terms: 0.50x + -0.50x = 0.00
27 + 0.1x = 45 + 0.00
27 + 0.1x = 45

Add '-27' to each side of the equation.
27 + -27 + 0.1x = 45 + -27

Combine like terms: 27 + -27 = 0
0 + 0.1x = 45 + -27
0.1x = 45 + -27

Combine like terms: 45 + -27 = 18
0.1x = 18

Divide each side by '0.1'.
x = 180

Simplifying
x = 180

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