Answer:
Explanation:
ax+d=bx+e
ax-bx=e- d
(a-b)x = e - d
1) case : a - b = 0
*) e - d = 0 : 0x = 0 all reals solution
**) e - d ≠ 0 no solution in R
2) case : a - b ≠ 0 single solutio : x = (e-d)/(a-b)
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