22emilyl530 22emilyl530
  • 14-01-2019
  • Mathematics
contestada

Solve for x : show each step of the solution. 4.5(8-x) +36 =102-2.5 (3x+24).

Respuesta :

samaria1107 samaria1107
  • 14-01-2019
4.5(8-x)+36=102-2.5(3x+24)

36-4.5x+36=102-7.5x+60

36 & 36 cancel out then 102-60

-4.5x=7.5x+42

7.5 &7.5 cancel out

-4.5÷7.5

-12x=42

-12x & -12x cancel out

42÷-12 = -3.5

x= -3.5

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