sajanpatel823 sajanpatel823
  • 04-09-2017
  • Mathematics
contestada

Hector is 22 years older than his sister.in 5 year,he will be 3 times as old as she will be.how old are hector and his sister today?

Respuesta :

kphung76127
kphung76127 kphung76127
  • 04-09-2017
Hector is h. Sister is s.
h-22=s
h+5= 3(s+5)

Plug in s into the second equation
h+5=3(h-22+5)
h+5= 3(h-17)
h+5=3h-51
h+56=3h
56=2h
28=h

Final answer: Hector-28, Sister-6
Answer Link
Аноним Аноним
  • 04-09-2017
Hector=27
His sister=9
Answer Link

Otras preguntas

2x + 3y = 9 -2x + 2y = 6 The y-coordinate of the solution to the system shown is _____.
Which choice is the solution to the inequality below? 2x < 20
The US entered the fighting in WWII specifically because of what event? A Japan's attack on Pearl Harbor B. The fall of France O C. Germany and the USSR's non-a
At 6pm the length of the shadow of the lighthouse in #7 is 250 ft find the angle of elevation of sun
Please help this has two
How to find the slope
ONE HUNDRED POINT AND BRAINIEST FOR BEST CORRCET ANSWER! PLS HELP ASAP! Cami is comparing the growth rates in the value of two items in a collection. The value
what factors contributed to making voting rights act of 1965 happen?
What is the value of x?
Which laws both prevented discrimination in hiring African American workers?