ethieryoxvp3w ethieryoxvp3w
  • 15-10-2017
  • Mathematics
contestada

andy is 5 kilogram less than twice his brother's. together they weigh 100 kilograms what are they weights

Respuesta :

emotrash182
emotrash182 emotrash182
  • 15-10-2017
Let x be the brother's weight.
Then 2x-5 is Andy's weight.
x+(2x-5)=100
3x-5=100
3x=105
Answer Link
icicle01
icicle01 icicle01
  • 15-10-2017
Andy is 45 kilograms and his brother is 55 kilograms. 55+45=100
Answer Link

Otras preguntas

Which is not a characteristic of ethnic islands?
In pavlov’s original studies, the unconditioned stimulus was ____.
can you give at least three examples of legally binding contract terms?
how to become a medical doctor
What is the function of the liver in the digestion?
Suppose that cos(t) = 2/3. Find the exact value of sec(t).
What happens to a comet's tail as it approaches the sun? A. points toward the sun B. points away from the sun C. gets longer D. gets shorter
If a tree grew more than 3 feet during the year, how much more likely is it that the tree was at most 50 yards from the river?
The civil rights act of 1968 banned discrimination in which activity?
The polynomial below is a perfect square trinomial of the form A2 - 2AB + B2. 9x^2-30x+25 A. True B. False