Answer:
6
Step-by-step explanation:
6n-5+7
6n+2 (simplified)
-2.6
10.9 + (-15.6) becomes 10.9 - 15.6 which equals -4.7. The last step is to add the 2.1 to the -4.7: -4.7 + 2.1 = -2.6
Therefore the answer is -2.6
=
10 − 2 7 - 3
7
