(5x*2+6x-1)-(5x*2+8)=15

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Solution for (5x*2+6x-1)-(5x*2+8)=15 equation:


Simplifying
(5x * 2 + 6x + -1) + -1(5x * 2 + 8) = 15

Reorder the terms for easier multiplication:
(5 * 2x + 6x + -1) + -1(5x * 2 + 8) = 15

Multiply 5 * 2
(10x + 6x + -1) + -1(5x * 2 + 8) = 15

Reorder the terms:
(-1 + 10x + 6x) + -1(5x * 2 + 8) = 15

Combine like terms: 10x + 6x = 16x
(-1 + 16x) + -1(5x * 2 + 8) = 15

Remove parenthesis around (-1 + 16x)
-1 + 16x + -1(5x * 2 + 8) = 15

Reorder the terms for easier multiplication:
-1 + 16x + -1(5 * 2x + 8) = 15

Multiply 5 * 2
-1 + 16x + -1(10x + 8) = 15

Reorder the terms:
-1 + 16x + -1(8 + 10x) = 15
-1 + 16x + (8 * -1 + 10x * -1) = 15
-1 + 16x + (-8 + -10x) = 15

Reorder the terms:
-1 + -8 + 16x + -10x = 15

Combine like terms: -1 + -8 = -9
-9 + 16x + -10x = 15

Combine like terms: 16x + -10x = 6x
-9 + 6x = 15

Solving
-9 + 6x = 15

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 + 6x = 15 + 9

Combine like terms: -9 + 9 = 0
0 + 6x = 15 + 9
6x = 15 + 9

Combine like terms: 15 + 9 = 24
6x = 24

Divide each side by '6'.
x = 4

Simplifying
x = 4

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