7:x=2:3.
Find the value of x.

Please help its due tomorrow :/

The conversion factor relating feet to meters is 1 ft=0.305 m. keep in mind that when using conversion factors, you want to make sure that like units cancel leaving you with the units you need. you have been told that a certain house is 164 m2 in area. how much is this in square feet?

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.