200-560:(r+36-48x4 (60xa-32):16=13
(2 * x +2958): 87 = 134
92 + 56:"(14-x) = 100
(410-y):7 + 70 =120
(11xx -14)38 = 304
200 - 560: (y +36) = 48x4
75 - 960: (x +39) = 55
405 - (x + 70): 4 = 383
500 - 360:(y - 4) = 460
5x(x + 4) = 45.
29*(145-6xy) = 203
(11 x x -14) X 38 = 304
(7 x y - 93): 48:8 = 24:12