Question

-(-15)-17+(-8)-(-12)

TÍNH HỘ MIK NHA NHANH MIK TÍCH CHO

Answer 1

\(-\left(-15\right)-17+\left(-8\right)-\left(-12\right)\)

\(=15-17+\left(-8\right)+12\)

\(=-2+\left(-8\right)+12\)

\(=-10+12=2\)

Answer 2

-(-15)-17+(-8)-(-12)

= -2 + (-8) - (-12)

=-10-(-12) = 2

Answer 3

Ta có :15-17-8+12

=-2-8+12

=-10+12

=2

Answer 4

\(\text{ - ( -15 ) - 17 + ( -8 ) - ( -12 )}\)

\(=15-17+\left(-8\right)+12\\ =-2+\left(-8\right)+12\\ =-10+12\\ =2\)