There are 20 questions in a mathematics competition.A correct answer is awarded 2 marks, but a wrong answer is awarded -1 mark(i.e. 1 mark will be deducted). If no answer is given, 0 marks will be awarded. Nadia answered a total of 14 questions and scored 10 mark. How many questions did she answer correctly? (Please form an equation to solve the question if possible and please refrain from using guess and check if possible).
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Answered by
5
Answer:
dJgdkt6i5iw5iyingxukfo8ru5w743o6o4wttkskjysiarardufuit5i4uafjhlhlul5i4u4u6oultk4u4u3y6oudiwyor7od6hfulfuo969ee7d5ie7o7pdp6do7d7ludsmykw5ir7rust
Answered by
1
Answer:
vfhvfhjkgglhfxv.....
gbdhjgjkhed......
Step-by-step explanation:
please mark me as brilliant
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