Based on the transactions that the company engaged in, their cash flow from investing activities is -$100,000.
Investing activities refers to any capital expenditure such as those related to fixed assets and the securities belonging to other companies.
= Sale of stock (cash inflow) - Purchase of equipment (cash outflow)
= 100,000 - 200,000
= -$100,000
In conclusion, the cashflow from investment is -$100,000.
Find out more on investing activities at https://brainly.com/question/25804474.