a(x-2a)+b(x-2b)=4ab
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14
Step-by-step explanation:
Given a(x – 2a) + b(x – 2b) = 4ab ⇒ ax – 2a2 + bx – 2b2 = 4ab ⇒ ax + bx = 2a2+ 2b2 + 4ab ⇒ (a + b)x = 2(a2+ b2 + 2ab) ⇒ (a + b)x = 2(a + b)2 ∴ x = 2(a + b)
Answered by
9
ax - 2a² + bx - 2b² = 4ab
ax + bx = 2a² + 2b² + 4ab
(a + b)x = 2(a² + b² + 2ab)
(a + b)x = 2(a + b)²
=> x = 2(a + b)
Hope you will understand :) :)
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