Algebra Examples

$(- b c + 3 b - 4 c) + (b c + 3 b + 4 c)$

Step 1

Remove parentheses.

$- b c + 3 b - 4 c + b c + 3 b + 4 c$

Step 2

Combine the opposite terms in $- b c + 3 b - 4 c + b c + 3 b + 4 c$ .

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Step 2.1

Add $- b c$ and $b c$ .

$3 b - 4 c + 0 + 3 b + 4 c$

Step 2.2

Add $3 b - 4 c$ and $0$ .

$3 b - 4 c + 3 b + 4 c$

Step 2.3

Add $- 4 c$ and $4 c$ .

$3 b + 3 b + 0$

Step 2.4

Add $3 b + 3 b$ and $0$ .

$3 b + 3 b$

Step 3

Add $3 b$ and $3 b$ .

$6 b$