7X-2(8X-1)=6-(15+2)

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Solution for 7X-2(8X-1)=6-(15+2) equation:


Simplifying
7X + -2(8X + -1) = 6 + -1(15 + 2)

Reorder the terms:
7X + -2(-1 + 8X) = 6 + -1(15 + 2)
7X + (-1 * -2 + 8X * -2) = 6 + -1(15 + 2)
7X + (2 + -16X) = 6 + -1(15 + 2)

Reorder the terms:
2 + 7X + -16X = 6 + -1(15 + 2)

Combine like terms: 7X + -16X = -9X
2 + -9X = 6 + -1(15 + 2)

Combine like terms: 15 + 2 = 17
2 + -9X = 6 + -1(17)

Multiply -1 * 17
2 + -9X = 6 + -17

Combine like terms: 6 + -17 = -11
2 + -9X = -11

Solving
2 + -9X = -11

Solving for variable 'X'.

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

Add '-2' to each side of the equation.
2 + -2 + -9X = -11 + -2

Combine like terms: 2 + -2 = 0
0 + -9X = -11 + -2
-9X = -11 + -2

Combine like terms: -11 + -2 = -13
-9X = -13

Divide each side by '-9'.
X = 1.444444444

Simplifying
X = 1.444444444

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