39
66
Just subtract the exponents. 89 / 83 = 89-3 = 86.
4x-39 = 2x+3, 4x-2x = 42 x=21
.7 is the greater number. See, you can subtract .39 from .70. Try it.
Yttrium has 50 neutrons. To find the number of neutrons, subtract the atomic number (39) from the atomic mass (89): 89 - 39 = 50 neutrons.
39
The Least Common Multiple (LCM) of 89 and 39 is 3,471.
39 plus 89 plus 80 is equal to 208.
39
39
1971
To find the answer, subtract 180 - 39. 39 + 141 = 180.
66
Yes, if you subtract one.
89
0.025