exam Maths Puzzle Numerical Ability

1. Solve for x. Collect xs on the LEFT side. The solution should be presented with x first, the correct inequality symbol, then the number.
x + 7 - 8x - 9 ≥ 3(x - 7)

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exam Other Question

Prove that Sin(theta)times Cos(theta) divided by Cos^2(theta)-Sin^2(theta)=Tan(theta) divided by 1-Tan(theta)
Show step by step how to change the left to equal the right side of equasion can you solve using the quadratic formula
x^2+6x-8=0