Seudónimo Seudónimo
  • 04-04-2019
  • Mathematics
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25 Points! Show ALL Work! Image Attached.

25 Points Show ALL Work Image Attached class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 04-04-2019

Answer:

a) x = 13

b) x = 7

Step-by-step explanation:

A) Since they have the same base of 2 so

x + 4 + (-5) = 12

          x - 1 = 12

               x = 13

b) Since they have the same base of -3 so

8 + x + 4 = 19

   x + 12 = 19

          x = 7

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