the sum of 2 numbers is 149 and one number is 21 more than the other

the sum of 2 numbers is 149 and one numbers is 21 more than the other
in order of operations by

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1 Answer

x+y=149

x=y+21

(y+21)+y=149

2y+21=149

2y=128

y=64

x=y+21=64+21=85
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