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can you help answer these:

1) (-3 ) * ( + 3 ) = ___

2) ( - 3) * ( - 3)= ______

3) ( + 20 ) ( + 5) = ____

4) ( + 21 ) ( - 3 ) )= ___

5) (-2) * (+3) * (- 4) = ___

Respuesta :

vickypichy

Answer:

1) -3 x 3=-9

2) -3x-3=9

3)20x5=100

4) 21x-3=-63

5) -2x3x-4=24

note: negative x positive= negative

negative x negative=positive

positive x positive= positive

Step-by-step explanation:

hope this is helpful

Mauritha

Step-by-step explanation:

  1. (-3)*(1+3) = -9
  2. (-3)*(-3) = 9
  3. (+20)(+5) =100
  4. (+21)(-3) = -63
  5. (-2)*(+3)*(-4) = 24

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