How do you evaluate #10- ( + 2) - ( - 8) + ( - 4) - 1#?

1 Answer
Ms. Worth
Mar 2, 2018

#10−(+2)−(−8)+(−4)−1 = 11#

Explanation:

Evaluate #10−(+2)−(−8)+(−4)−1#

Clear the parentheses
#10 − 2 + 8 − 4−1#

Collect like signs
#10 + 8   − 2 − 4 − 1#
#color(white)(.)#╲  ╱ #color(white)(......)#╲       ╱
#color(white)(..)# 18 #color(white)(.........)# #− 7#

Combine the terms
#color(white)(..)# 18 #color(white)(.........)# #− 7#
#color(white)(......)#╲ #color(white)(......)#╱
#color(white)(..........)#11

Answer:
#10−(+2)−(−8)+(−4)−1 = 11#

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