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What is the sum of two numbers is 30. The sum of the greater number and three times lesser number is 53

Verified Answer :

tomzy416

x+y=30....1
x+3y=53.......2
from equ 1
x=30-y......3
sub in equ 2
30-y+3y=53
30+2y=53
2y=53-30
2y=23
y=23/2 =11.5
sub in equ 3
x=30-11.5
x=18.5

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