2+9(x-1)=2.5(x-6)

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Solution for 2+9(x-1)=2.5(x-6) equation:


Simplifying
2 + 9(x + -1) = 2.5(x + -6)

Reorder the terms:
2 + 9(-1 + x) = 2.5(x + -6)
2 + (-1 * 9 + x * 9) = 2.5(x + -6)
2 + (-9 + 9x) = 2.5(x + -6)

Combine like terms: 2 + -9 = -7
-7 + 9x = 2.5(x + -6)

Reorder the terms:
-7 + 9x = 2.5(-6 + x)
-7 + 9x = (-6 * 2.5 + x * 2.5)
-7 + 9x = (-15 + 2.5x)

Solving
-7 + 9x = -15 + 2.5x

Solving for variable 'x'.

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

Add '-2.5x' to each side of the equation.
-7 + 9x + -2.5x = -15 + 2.5x + -2.5x

Combine like terms: 9x + -2.5x = 6.5x
-7 + 6.5x = -15 + 2.5x + -2.5x

Combine like terms: 2.5x + -2.5x = 0.0
-7 + 6.5x = -15 + 0.0
-7 + 6.5x = -15

Add '7' to each side of the equation.
-7 + 7 + 6.5x = -15 + 7

Combine like terms: -7 + 7 = 0
0 + 6.5x = -15 + 7
6.5x = -15 + 7

Combine like terms: -15 + 7 = -8
6.5x = -8

Divide each side by '6.5'.
x = -1.230769231

Simplifying
x = -1.230769231

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