a^3 + 12a + 117 = 0
5×72÷8-6×8+16
the college agriculture obtained the following data representing the one week growth in centimeters of 20 newly planted soybean pl...
600 seconds in minutes
4x/5-x/25
x+x
(85.39+x)/2=87
6/1
5 1/4
2x-5=35
