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What is the graphical representation of the equations x + 2y = 4 and 2x + 4y = 8?

C. THE SAME LINE
Posted in:  Linear Equations -  Algebra -  Mathematics

If the equation 7x + 5y = 35 corresponds to 14x + 10y = 70, which of the following corresponds to 2x + 3y = 12?

A. 4X + 6Y = 24
Posted in:  Linear Equations -  Analogy -  Verbal Reasoning

If the equations 3x + 4y = 12 and 6x + 8y = 24 are solved simultaneously, what can be concluded?

B. THERE ARE INFINITELY MANY SOLUTIONS.
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What is the graphical representation of the equations x + y = 5 and x - y = 1?

A. TWO INTERSECTING LINES
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If the equations 5x + 2y = 20 and 10x + 4y = 40 correspond to each other, which of the following pairs of equations corresponds to 7x + 3y = 21?

A. 14X + 6Y = 42
Posted in:  Linear Equations -  Analogy -  Verbal Reasoning