7x-(14-(2x+5))=18-(3*6+(15-4*6))

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Solution for 7x-(14-(2x+5))=18-(3*6+(15-4*6)) equation:


Simplifying
7x + -1(14 + -1(2x + 5)) = 18 + -1(3 * 6 + (15 + -4 * 6))

Reorder the terms:
7x + -1(14 + -1(5 + 2x)) = 18 + -1(3 * 6 + (15 + -4 * 6))
7x + -1(14 + (5 * -1 + 2x * -1)) = 18 + -1(3 * 6 + (15 + -4 * 6))
7x + -1(14 + (-5 + -2x)) = 18 + -1(3 * 6 + (15 + -4 * 6))

Combine like terms: 14 + -5 = 9
7x + -1(9 + -2x) = 18 + -1(3 * 6 + (15 + -4 * 6))
7x + (9 * -1 + -2x * -1) = 18 + -1(3 * 6 + (15 + -4 * 6))
7x + (-9 + 2x) = 18 + -1(3 * 6 + (15 + -4 * 6))

Reorder the terms:
-9 + 7x + 2x = 18 + -1(3 * 6 + (15 + -4 * 6))

Combine like terms: 7x + 2x = 9x
-9 + 9x = 18 + -1(3 * 6 + (15 + -4 * 6))

Multiply 3 * 6
-9 + 9x = 18 + -1(18 + (15 + -4 * 6))

Multiply -4 * 6
-9 + 9x = 18 + -1(18 + (15 + -24))

Combine like terms: 15 + -24 = -9
-9 + 9x = 18 + -1(18 + (-9))
-9 + 9x = 18 + -1(18 + -9)

Combine like terms: 18 + -9 = 9
-9 + 9x = 18 + -1(9)

Multiply -1 * 9
-9 + 9x = 18 + -9

Combine like terms: 18 + -9 = 9
-9 + 9x = 9

Solving
-9 + 9x = 9

Solving for variable 'x'.

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

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

Combine like terms: -9 + 9 = 0
0 + 9x = 9 + 9
9x = 9 + 9

Combine like terms: 9 + 9 = 18
9x = 18

Divide each side by '9'.
x = 2

Simplifying
x = 2

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