exam Maths Puzzle Numerical Ability

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X-1 - 3X-2 = 7-2X
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2 4 6

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exam Other Question

Solve each formula in terms of the given variable.
1. C = 2(3.14) for r
2. 3.14 = C/d for d
3. P = 2L + 2w for L
4. S = L + 2B for B
5. V = Lwh for h
6. P = 4s for s
7. A = I need help solving this problem
y=2/3x
a)6,6
b)-9,-6
c)0,0
d)-1,2/3