college math
posted by Kimberly .
I if a Thrifty Market has a parking lot with dimension 125 feet by 210 feet. How many square yards is that?

multiply 125x210. Divide by 9 (there are 9ft^2 per yard^2
area= 125ft * 210ft * 1yd/9ft^2 
solve 4^x+x= 2^x+4

solve this 4(2z  1) = 7(z + 5)