Hey there!
(-12) - (+3 - 4 - 10) + (-15)
= -12 - (3 - 4 - 10) - 15
= -12 - (-1 - 10) - 15
= -12 - (-11) - 15
= -12 + 11 - 15
= -1 - 15
= -16
Therefore, your answer should be: -16
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)
