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Maths Puzzle
Numerical Ability
how would i work this problem out :3x-y=1
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solve x(x-1) = 3x + 2
I got x^2 - x = 3x + 2
x^2 - 4x - 2 = 0
im stuck!
Please help me solve these two problems.
1. 9(t-1)=(t+4)-t
2. 40-8s/5=-2s