15(x-5)+10(x-4)=6(x+20)

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Solution for 15(x-5)+10(x-4)=6(x+20) equation:


Simplifying
15(x + -5) + 10(x + -4) = 6(x + 20)

Reorder the terms:
15(-5 + x) + 10(x + -4) = 6(x + 20)
(-5 * 15 + x * 15) + 10(x + -4) = 6(x + 20)
(-75 + 15x) + 10(x + -4) = 6(x + 20)

Reorder the terms:
-75 + 15x + 10(-4 + x) = 6(x + 20)
-75 + 15x + (-4 * 10 + x * 10) = 6(x + 20)
-75 + 15x + (-40 + 10x) = 6(x + 20)

Reorder the terms:
-75 + -40 + 15x + 10x = 6(x + 20)

Combine like terms: -75 + -40 = -115
-115 + 15x + 10x = 6(x + 20)

Combine like terms: 15x + 10x = 25x
-115 + 25x = 6(x + 20)

Reorder the terms:
-115 + 25x = 6(20 + x)
-115 + 25x = (20 * 6 + x * 6)
-115 + 25x = (120 + 6x)

Solving
-115 + 25x = 120 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-115 + 25x + -6x = 120 + 6x + -6x

Combine like terms: 25x + -6x = 19x
-115 + 19x = 120 + 6x + -6x

Combine like terms: 6x + -6x = 0
-115 + 19x = 120 + 0
-115 + 19x = 120

Add '115' to each side of the equation.
-115 + 115 + 19x = 120 + 115

Combine like terms: -115 + 115 = 0
0 + 19x = 120 + 115
19x = 120 + 115

Combine like terms: 120 + 115 = 235
19x = 235

Divide each side by '19'.
x = 12.36842105

Simplifying
x = 12.36842105

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