Question 186250
y=4x-7 y= the larger number
x = the smaller number.
x+y=28
x+4x-7=28
5x=28+7
5x=35
x=35/5
x=7 ans.
y=4*7-7
y=28-7
y=21 ans.
Proof:
7+21=28
28=28