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54 + 560 + 90 = 704
560
36 + 54 = 90
90 + 90 + 60 = 240
190
200
x - 54 = 36x = 90
390
It is the same as 54 plus 36 and both expressions add to 90
The answer = 4570
90 minus 75 =15 therefore 15 + 75 = 90
6 + 90 = 96
560 decreased by 90 percent = 56