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2026年热门的PVC家装水管厂家采购参考指南(必看)-安徽红叶塑胶有限公司
2026-04-09 16:22:34

It seems the problem content is in an image which I can't view directly. Could you please type the problem statement (including any given conditions, equations, or questions) in text form? That way I can help you solve it step by step.

If you're referring to a common problem (e.g., finding (a+b) given (a^2+b^2=1) and (3a+4b=5)), here's a quick example solution for reference:
Problem: Given (a^2 + b^2 =1) and (3a +4b=5), find (a+b).

Solution:

  1. Square both sides of (3a+4b=5):
    (9a^2 +24ab +16b^2 =25).
  2. Substitute (a^2 +b^2=1):
    (9(1 -b^2) +24ab +16b^2=25) → (7b^2 +24ab=16).
  3. From (3a=5-4b), get (a=\frac{5-4b}{3}). Substitute into (a^2 +b^2=1):
    (\frac{(5-4b)^2}{9} +b^2=1) → (25 -40b +16b^2 +9b^2=9) → (25b^2-40b+16=0) → ((5b-4)^2=0).
  4. Thus, (b=\frac{4}{5}), (a=\frac{3}{5}), so (a+b=\frac{7}{5}=1.4).

But please share the exact problem text for an accurate solution!

安徽红叶塑胶有限公司

安徽红叶塑胶有限公司



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