20-9(2x-5)=15-(4x-1)

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Solution for 20-9(2x-5)=15-(4x-1) equation:


Simplifying
20 + -9(2x + -5) = 15 + -1(4x + -1)

Reorder the terms:
20 + -9(-5 + 2x) = 15 + -1(4x + -1)
20 + (-5 * -9 + 2x * -9) = 15 + -1(4x + -1)
20 + (45 + -18x) = 15 + -1(4x + -1)

Combine like terms: 20 + 45 = 65
65 + -18x = 15 + -1(4x + -1)

Reorder the terms:
65 + -18x = 15 + -1(-1 + 4x)
65 + -18x = 15 + (-1 * -1 + 4x * -1)
65 + -18x = 15 + (1 + -4x)

Combine like terms: 15 + 1 = 16
65 + -18x = 16 + -4x

Solving
65 + -18x = 16 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
65 + -18x + 4x = 16 + -4x + 4x

Combine like terms: -18x + 4x = -14x
65 + -14x = 16 + -4x + 4x

Combine like terms: -4x + 4x = 0
65 + -14x = 16 + 0
65 + -14x = 16

Add '-65' to each side of the equation.
65 + -65 + -14x = 16 + -65

Combine like terms: 65 + -65 = 0
0 + -14x = 16 + -65
-14x = 16 + -65

Combine like terms: 16 + -65 = -49
-14x = -49

Divide each side by '-14'.
x = 3.5

Simplifying
x = 3.5

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