4. Which of the following statements best describe a linear inequality in two variables?
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4. Which of the following statements best describe a linear inequality in two variables?
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Answer:
B. I, II, III, IV
Explanation:
The numbers a and b are called the coefficients of the equation ax+by = r. The number r is called the constant of the equation ax + by = r. Examples. 10x - 3y = 5 and -2x - 4y = 7 are linear equations in two variables.