Trigonometry Examples

$a b c d + a b c = d c b a + c b a$

Step 1

Move all terms containing $d$ to the left side of the equation.

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Step 1.1

Subtract $d c b a$ from both sides of the equation.

$a b c d + a b c - d c b a = c b a$

Step 1.2

Combine the opposite terms in $a b c d + a b c - d c b a$ .

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Step 1.2.1

Reorder the factors in the terms $a b c d$ and $- d c b a$ .

$a b c d + a b c - a b c d = c b a$

Step 1.2.2

Subtract $a b c d$ from $a b c d$ .

$a b c + 0 = c b a$

Step 1.2.3

Add $a b c$ and $0$ .

$a b c = c b a$

Step 2

The variable $d$ got canceled.

All real numbers

Step 3

The result can be shown in multiple forms.

All real numbers

Interval Notation:

$(- \infty, \infty)$