Seudónimo Seudónimo
  • 25-01-2021
  • Mathematics
contestada

pls help me on this.

pls help me on this class=

Respuesta :

charlotte7249 charlotte7249
  • 25-01-2021
a) x=4

10+2x+6=24
-2x. -2x
10+6=-2x+24
-24. -24
10+6-24=-2x
simplify
-8=-2x
divide both sides by -2
4=x

2. x=7


14+3x+5=40
-3x. -3x
14+5=40-3x
-40. -40
14+5-40=-3x
-21=-3x
divide both side by -3
7=x




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