Question

Q1: Simplify: a) (-2)-(-12) b): (-3) -(-8 +9) ​

Answer 1

Answer:

a -2-(-12)

-2+12

=10

b. -3-(-8+9)

-3 -1

= -4

Step-by-step explanation:

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Answer 2

Answer:

a)10    b)-4

Step-by-step explanation:

a)(-2)-(-12)

(-2)+12  ->    subtracting a negative number is the same as adding its additive inverse

=10

b)-3-(-8+9)

-8+9 = 1

->-3-1

=-4