exam Maths Puzzle Numerical Ability

I really need help..please...
In your industrial oven you bake two baking sheets with 12 scones each, two baking sheets with 20 cookies each and one baking sheet with 2 scones and

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exam Other Question
Write the equation of each hyperbola in standard form.

4. 25x2- 4y2 + 100x + 24y - 36 =0

Then I added 36 to both sides.

4. 25x2 - 4y2 + 100x + 24y = -36

That's as far a 7+3x=5x-5