Given square Abcd what is the cad

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 ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"