exam Maths Puzzle Numerical Ability

solve LOGa(8x+5) =LOGa(4x+29)

the a is lower than the word LOG. What does this mean?

Someone pleeze help

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exam Other Question

I have no clue where to begin on this question.

Solve the following system.

3x+2y-2z=12
2x+2y-3z=-6
-x-2y+4z=8
In 1054, Chinese astronomers observed the light from a supernova in the night sky. This supernova was the incredibly powerful origin of what is now the Crab Nebula.

Using the v