4 times table: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40
5 times table: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50
6 times table: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60
7 times table: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70
10 times table: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100
Answer:
17−7
Step-by-step explanation:
Hope this helped good luck in your work!
Use elimination
Multiply first equation by 4
12a - 8b = 56
12a + 9b = 39
Subtract both
-17b = 17
b = -1
Plug in -1 for b
3a - 2(-1) = 14
3a = 12, a = 4
Final answer: a = 4, b = -1
Answer:
51.625
Step-by-step explanation:
you add them all up to get 415 then you divide by eight because there are eight numbers that you add up to get the answer 51.625