Questions in mathematics

Questions in mathematics

[Done] Which ordered pair is a solution of the equation \( y = x - 3 \)? A. \((-2, 5)\) B. \((-5, 2)\) C. \( (2, 5) \) D. \( (5, 2) \)

[Done] Which ordered pair is a solution of the equation \( y = 5x \)? A. \((-2, 10)\) B. \((-5, 25)\) C. \((-3, 15)\) D. \((-2, -10)\)

[Done] Explain It: Adam made 19 paper cranes on Monday and 8 more on Tuesday. He gave 9 friends an equal number of cranes. How many cranes did each friend receive? Explain how you found your answer.

[Done] Allen drove 90 miles in 2 and 1/4 hours at a constant speed. How many miles did he drive in one hour?

[Done] The sum of three numbers is 113. The second number is 3 times the third. The first number is 7 less than the third. What are the numbers?

[Done] Find the length of the segment created by the following pairs of endpoints: (0, 1) and (0, 7).

[Done] The library has a total collection of 2,630 books. The number of non-fiction books is 240 fewer than the number of fiction books but 190 more than the number of picture books. How many books of each type are there in the library?

[Done] What is 7250 equal to in liters?

[Done] Find the area of a parallelogram with a base of 5.2 cm and a height of 2.3 cm. A. 10.6 cm² B. 12.96 cm² C. 5.98 cm² D. 11.96 cm²

[Done] Solve each system of equations by graphing: 1. \( y = -\frac{1}{2}x + 5 \) 2. \( y = 3x - 2 \)