Pre-Algebra Examples

$6.9 x - 4 + x - 1.8$

Step 1

Add $6.9 x$ and $x$ .

$7.9 x - 4 - 1.8$

Step 2

Subtract $1.8$ from $- 4$ .

$7.9 x - 5.8$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$