Combine. Note that one positive and one negative = one negative
-2.1 + (-5.9) + (-3.7) = -2.1 - 5.9 - 3.7 = -11.7
-11.7 is your answer
hope this helps
56, you are dividing by -2 each time

Answer:
1.01 × 10⁴ - scientific notation
10,100 - decimal notation
The equation in slope intercept form is y=-x-5