x, y, z = var('x,y,z')
eq1 = -3*y + 9*z == 36
eq2 = 2*x + 17*z == 35
eq3 = -x - y + 34*z == 34

solve([eq1, eq2, eq3], x,y,z)

SageDays/Kreyszig-6.review-33 (last edited 2010-08-11 21:42:39 by bhanukiran)