Seudónimo Seudónimo
  • 06-01-2017
  • Mathematics
contestada

What is the solution to -3(5x+2)+7=-(10x+6)+17?
A:2
B:4
C:-2
D:1
E:-4

Respuesta :

Аноним Аноним
  • 06-01-2017
-3(5x+2)+7=-(10x+6)+17
-15x - 6 + 7 = -10x - 6 + 17
-15x + 1 = -10x + 11
-15x + 10x = +11 -1
-5x = 10
x = 10/-5
x = -2

answer is C:-2
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