omkotlhao
omkotlhao omkotlhao
  • 23-02-2021
  • Mathematics
contestada

2g + h =2
g -h= -5

find g and h step by step explanation​

Respuesta :

devishri1977
devishri1977 devishri1977
  • 23-02-2021

Answer:

Step-by-step explanation:

2g + h = 2 --------------(I)

g - h = -5------------(II)

   g = -5 + h

Plugin g = -5 + h in equation (I)

  2(-5 + h) + h = 2              {Distributive property:a(b+c) = a*b +a*c}

(-5)*2 + h *2 + h= 2

-10 + 2h  + h    = 2

             3h = 2 + 10

       3h = 12

         h = 12/3

h = 4

Substitute h= 6 in equation (I)  

2g + 4 = 2

    2g = 2 - 4

    2g = -2

      g = -2/2

g = -1

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