There are 26.2 miles in a marathon right the number of miles using a fraction

Me figure out the process to determine x you appreciate it : )

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

Given abcd ac=38 and ae=3x+4 find the value of x