Algebra Examples

$- 8 \leq z + 6.4$

Step 1

Rewrite so $z$ is on the left side of the inequality.

$z + 6.4 \geq - 8$

Step 2

Move all terms not containing $z$ to the right side of the inequality.

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Step 2.1

Subtract $6.4$ from both sides of the inequality.

$z \geq - 8 - 6.4$

Step 2.2

Subtract $6.4$ from $- 8$ .

$z \geq - 14.4$

Step 3

The result can be shown in multiple forms.

Inequality Form:

$z \geq - 14.4$

Interval Notation:

$[- 14.4, \infty)$