Question

Exercise 1.5
1. Simplify the following mathematical
expressions using BODMAS.
d) (-21) = [16+(-13)] + (-5)
e) (-20) + (-4)= (-1) (-8)​

Answer 1

Step-by-step explanation:

d).(-21)=/16+(-13)/+(-5)

=(-21)=16-13-5

=(-21)=16-18

=(-21)=(-2)

e).(-20)+(-4)=(-1)(-8)

=-20-4=8

=16=8

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Answer 2

Answer:

1. -2 2. 8

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