exam Maths Puzzle Numerical Ability

I am having trouble solving the following equation:
3^(3x-4)=9^x. Any help would be appreciated.

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exam Other Question

__2____
√[3] + √[2]

Rationalize the demominator? can u please find it in yolur heart ot help me with a problem that I am having trouble with..God Bless

x+2y<3
2x-3y<6 they both have the line under the greater and lesser sign,,thanks