$3^{2x}$- 9(3- $^{2x}$) = 8
-2b + 3c=1
3a + 6b - 3c = -2
6a + 6b +3c = 5
make echelon form
(85.39+x)/2=86
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
