The sum of two numbers is 31.5. the difference is 5.25. find the numbers.

the sum of two numbers is 842. the difference is 314. find the numbers.

answer both asap !

Qn.1

x+y=31.5

x-y=5.25

x=5.25+y

5.25+y+y=31.5

2y=31.5-5.25

2y=26.25

y=13.125

x=5.25+13.125=18.375

Ans: 13.125 & 18.375

Qn.2

r+s=842

r-s=314

r=314+s

314+s+s=842

2s=842-314

2s=528

s=264

r=314+264=578

Ans:264&578

the thermometer is precise but not accurate

step-by-step explanation:

answer: $201

step-by-step explanation: to get the answer, you first get 3 nieces that he sold and multiply it by 67 and get $201, so he earned $201 selling his nieces.