RHENAFRANCISCOREYES7IN RHENAFRANCISCOREYES7IN Math Answered 3. (-8) + (-7)= (-7)+(-8 4. (-13) x 1 = -13 5. -4 x-% = 1 6.2 x (4 x 7) - (2 x 4) x 7 7. 11+(11) =0 8.3(5) - 5(3)