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Maths Puzzle
Numerical Ability
x + 8 + 4x = 28
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i need help factoring trinomials
I need some help please: Solve the following equations: A) sqr(x+1)= 5- sqr(x-4) and B) sqr(x-2)=sqr(x+7)-1 and C) sqr(2n-1) + sqr(n-5) = 3
Please with explanation. Thanks