Answer:
88.5
Step-by-step explanation:
(90+82+81+2x)/5=86
90+82+81+2x=430
2x=177
x=88.5
fondo
1. 9 + k - 19
2. 6.7n
3. 37t - 9.85
5. 15 +
6. 7 - 3v
7.
8.
9. 8 - 9r
13a
9a + 3a + a = 13a
2x^5log=1/6
using the natural log (e), we were able to give the power of 5 to 2x and then take it out from the parantheses
