Answer:
113
Step-by-step explanation:
Answer:
x=4+(19)^1/2,x=4-(19)^1/2
Step-by-step explanation:
Simple: 3 shelves times 40 games = 120 games, 120-85= 35. So the answer is 35 games.
Answer:
a = 4 b = 5
Step-by-step explanation:
8a + 12b = 92......eqn 1
6a - 4b = 4......eqn 2
multiply eqn 2 by 3
18a - 12b = 12.....eqn 2
add eqn 1 and 2 to eliminate b
26a = 104
a = 4
put a = 4 into eqn 2
18(4) - 12b = 12
72 - 12b = 12
72 - 12 = 12b
60 = 12b
5 = b
