Solve for the length if the missing side. round to nearest 10th if necessary // ANSWER ASAP PLS!! 8th grade math

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.