exam Maths Puzzle Numerical Ability

Can you please help me solve this equation: Solve the following system of three linear equations: x - 2y = 4 and 2 x - 3 y + 2 z = - 2 and
4 x - 7 y + 2 z = 6. Noting that each eq

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exam Other Question

ABC is a triangle. ABD is a triangle within triangle ABC. Angle DBA is congruent to angle ACB.

Prove (AC)(AD)= (AB)squared.

Thanks! Find the square root. Assume that all of the variables represent positive real numbers of the radical

/25x^12