Pre-Algebra Examples

$(- 10 x^{2} - x + 6) + (10 x^{2} - 5)$

Step 1

Remove parentheses.

$- 10 x^{2} - x + 6 + 10 x^{2} - 5$

Step 2

Combine the opposite terms in $- 10 x^{2} - x + 6 + 10 x^{2} - 5$ .

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Step 2.1

Add $- 10 x^{2}$ and $10 x^{2}$ .

$- x + 6 + 0 - 5$

Step 2.2

Add $- x + 6$ and $0$ .

$- x + 6 - 5$

Step 3

Subtract $5$ from $6$ .

$- x + 1$