exam Maths Puzzle Numerical Ability

I need help solving exponetial inequalities using logartihms. i can get to this step- 2nlog8=4n+3log52.

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exam Other Question

Please help me solve this equation: the area of a frame is equal to the area of 4"x6" photo it surrounds. the frame is of uniform width. how wide is the frame? hello,

how would i factor out the gratest common factor in this expression:

x ^3 - 5x

thank you!