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:
70
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20
Step-by-step explanation:
mark me as brilliant
Answer:
1/11
Step-by-step explanation:
There are 7 gift card options so that makes it 7/77 which simplified is 1/11
Answer:
Not accomplishable.
Step-by-step explanation:
Could you please stucture this question more simply. This partly doesn't make sense, unless I am wrong.
