Mathematics, 04.08.2019 11:50 carelee1269
Student tickets for the football game cost $12 each. an adult ticket costs $20. $1720 was collected for the 120 tickets sold at the last game. which system of equations can be used to solve for the number of each kind of ticket sold? a. x + y = 120; x + 20y = 1720 b. x + y = 120; 12x + 20y = 1720 c. x - y = 120; 12x + 20y = 1720 d. x + y = 1720; 12x - 20y = 120
Answers: 1
Mathematics, 21.06.2019 14:40
3× __ -2=15 7 2× __+1=7 5 7× =22 15 5× __+10=2 8 × __+4=20 6 × =10 3 × __+2=8 6 × __+8=8 9 × __+7=20 6
Answers: 3
Mathematics, 21.06.2019 22:30
9.4.34 question to estimate the height of a stone figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a meter?
Answers: 1
Mathematics, 21.06.2019 23:20
Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?
Answers: 3
Mathematics, 21.06.2019 23:30
Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2
Answers: 2
Student tickets for the football game cost $12 each. an adult ticket costs $20. $1720 was collected...
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