Pre-Algebra Examples

$0.6 x - 0.4 x - 1 = 8$

Step 1

Subtract $0.4 x$ from $0.6 x$ .

$0.2 x - 1 = 8$

Step 2

Graph each side of the equation. The solution is the x-value of the point of intersection.

$x \approx 45$

Step 3