Algebra Examples

$20 - 10 | 7 - 4 (1 + 1) |$

Step 1

Simplify each term.

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Step 1.1

Simplify each term.

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Step 1.1.1

Add $1$ and $1$ .

$20 - 10 | 7 - 4 \cdot 2 |$

Step 1.1.2

Multiply $- 4$ by $2$ .

$20 - 10 | 7 - 8 |$

Step 1.2

Subtract $8$ from $7$ .

$20 - 10 | - 1 |$

Step 1.3

The absolute value is the distance between a number and zero. The distance between $- 1$ and $0$ is $1$ .

$20 - 10 \cdot 1$

Step 1.4

Multiply $- 10$ by $1$ .

$20 - 10$

Step 2

Subtract $10$ from $20$ .

$10$