Do I get more money if I make 26000 with 3 dependants

   Are you asking if you get more earned income credit?   That credit is based on the amount you earned from working, and it is calculated on a bell curve, which factors in how many dependents you have and how much you earned from working.

https://ttlc.intuit.com/questions/1899157-what-are-the-qualifications-for-the-earned-income-credit-eic-or-eitc

https://www.irs.gov/credits-deductions/individuals/earned-income-tax-credit/use-the-eitc-assistant