exam Maths Puzzle Numerical Ability

Solve by graphing.

3x + y = 13

x + 6y = -7

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exam Other Question

Please help me solve this hyperbola equation.
I need to write it in standard form, firgure out the center, vertices, co-vertices, and the foci. Can you also show me the graph of Can you please help me factor this expression?
Nine x to the two seventh power minus five x to the negative four seventh power.