Do a bit of rearrangement: 1: 10x + 2 = 8y; 2: 8y = 59 - 9x
so 10x + 2 = 59 - 9x so 19x - 57 making x = 3 and y is therefore 4.
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10*6+8*7 = 116
x =6 y = 8 10x = 60 8y = 64 10x + 8y = 124
8y-7x
4x+8y=-24
If: -8y-7 = -8+8y Then: -7+8 = 8y+8y And: 16y = 1 So: y = 1/16