75.883 - (31.200 + x) = 9975.883 - 31.200 - x = 9944.683 - x = 99-x = 999 - 44.68-x = 954.31x = -954.317
(5.376 - a) - 3.877 = 905.376 - a - 3.877 = 901.499 - a = 90-a = 904 - 1.49-a = 902.50a = -902.501
(k - 7.756) - 12.000 = 4.89k - 7.756 - 12 = 4.89k - 19.756 = 4.89k = 4.896 + 19.75k = 24.652
4.284 - (c - 378) = 1.284.284 - c + 378 = 1.28382.284 - c = 1.28-c = 1.287 - 382.28-c = -381.99c = 381.997
75.883 - (31.200 + x) = 99
75.883 - 31.200 - x = 99
44.683 - x = 99
-x = 999 - 44.68
-x = 954.31
x = -954.317
(5.376 - a) - 3.877 = 90
5.376 - a - 3.877 = 90
1.499 - a = 90
-a = 904 - 1.49
-a = 902.50
a = -902.501
(k - 7.756) - 12.000 = 4.89
k - 7.756 - 12 = 4.89
k - 19.756 = 4.89
k = 4.896 + 19.75
k = 24.652
4.284 - (c - 378) = 1.28
4.284 - c + 378 = 1.28
382.284 - c = 1.28
-c = 1.287 - 382.28
-c = -381.99
c = 381.997