exam Maths Puzzle Numerical Ability

Please help me solve this equation: g(x)= sq.root of x+21

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exam Other Question

This is a fraction problem. Please show how you solved it.

1/3 X + 3/4 X = 13

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Annie In planning for a new item, a manufacturer assumes that the number of items produces x and the cost in dollars C of producing these items are related by a linear equation. Project