The second of two numbers is 8 less than twice the first number, what are the two numbers?
Mathematics · Middle School · Wed Jan 13 2021
llm
Answered on
Let first number = x
then, second number = y
y=2x-8
sum of the numbers is 19
x+y=19
from equation second y=19-x
now put the value of y from equation 1 to equation second:-
2x-8=19-x
2x+x=19+8
3x=27
x=27/3
x=9 (First number)
y=19-x
y=19-9=10 (second number)