16x-3(4x+7)=6x-(4x+15)

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Solution for 16x-3(4x+7)=6x-(4x+15) equation:


Simplifying
16x + -3(4x + 7) = 6x + -1(4x + 15)

Reorder the terms:
16x + -3(7 + 4x) = 6x + -1(4x + 15)
16x + (7 * -3 + 4x * -3) = 6x + -1(4x + 15)
16x + (-21 + -12x) = 6x + -1(4x + 15)

Reorder the terms:
-21 + 16x + -12x = 6x + -1(4x + 15)

Combine like terms: 16x + -12x = 4x
-21 + 4x = 6x + -1(4x + 15)

Reorder the terms:
-21 + 4x = 6x + -1(15 + 4x)
-21 + 4x = 6x + (15 * -1 + 4x * -1)
-21 + 4x = 6x + (-15 + -4x)

Reorder the terms:
-21 + 4x = -15 + 6x + -4x

Combine like terms: 6x + -4x = 2x
-21 + 4x = -15 + 2x

Solving
-21 + 4x = -15 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-21 + 4x + -2x = -15 + 2x + -2x

Combine like terms: 4x + -2x = 2x
-21 + 2x = -15 + 2x + -2x

Combine like terms: 2x + -2x = 0
-21 + 2x = -15 + 0
-21 + 2x = -15

Add '21' to each side of the equation.
-21 + 21 + 2x = -15 + 21

Combine like terms: -21 + 21 = 0
0 + 2x = -15 + 21
2x = -15 + 21

Combine like terms: -15 + 21 = 6
2x = 6

Divide each side by '2'.
x = 3

Simplifying
x = 3

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