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Maths Puzzle
Algebra
y=-2x, y=4+2x, y=-3x+1
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Book Other Question
To find the height of a tower, a surveyor positions a transit that is 2 m tall at a spot 35 m from the base of the tower. She measures the angle of elevation to the top of the tower to be 58 degrees. What is the height of the tower, to the nearest meter?
Solve the system using substitution.
2x + 5y = -6
4x + y = -12
Please explain how to solve this.
Thank you