mzdiamond11p34gf4 mzdiamond11p34gf4

02-02-2018
Mathematics

contestada

tickets to a school basketball game cost $4 for students and $7 for adults. At the end of the night, 168 tickets are sold for a total of $861. How many student tickets are sold?

Respuesta :

yellowyarn2003 yellowyarn2003

05-02-2018

s+a=168
4s+7a=861
s=-a+168
-4a+672+7a=861
3a=189
a=63
s=105
There are 105 student tickets

Answer Link

Otras preguntas

other name for blood

The dimensions of a brick that weighs 25 N are 0.19 m × 0.07 m × 0.095 m. What pressure does the brick exert on the ground if it is resting on its largest face?

How do u write 6 more the 7 times a number is 41 in algebraic equation??

What is the approximate circumference if the circle that has a center at (2,1) ans passes through the point (2,5). 1. 8 units 2. 13 units 3. 25 units 4. 50 unit

How consumers behaviour affect market equilibrium

Who were the Nazis ?

what time is 9 hours and 30 minutes before. 4:25

The plans for a shed call for a rectangular floor with a perimeter of 204 ft. The length is two times the width. Find the length and width.

Al washed a car in 6 minutes. Fred washes the same car in 8 min. How long dies it take Al and Fred to wash the car together?

The Radius of a sphere is 5 feet. find the area of the great circle of this sphere