Find the exponental form of (-2/9) x 18/16

The spring the owner of a sporting good store decreases the price of winter gloves from $10 to $8 each increases the price of swimming goggles from $8 to $10 without doing the math you think the percent decrease in the price of the gloves the same as the percent increase of the goggles explain why or why not

Which of the following statement about pascal's triangle are true?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)