Answer:
67
Step-by-step explanation:
7 ones are just 7, 2 tenths and 4 tenths are 20 and 40. If you add 7 + 40 + 20, you will get 67.
Using elimination method. Using substitution will cause some fraction problems.
c- child tickets
a- adult tickets
4a + 7c = $83
5a + 6c = $90
multiply by -5
-20a - 35c = -$415
20a + 24c = $360
-11c= -$55
c = $5 child tickets
4a + 7(5)= $83
4a + 35 = $83
4a = $48
a= $12 adult tickets
Answer:
a = 1
Step-by-step explanation:
Answer:
Step-by-step explanation:
3. 3
4. 5
5. 6