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gshreya2005
28.05.2021 •
Mathematics
Is someone willing to help me with math. It is due by 2pm today I have completed most of it I just need help I am willing to pay someone
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Ответ:
...
Step-by-step explanation:
What exactly do you need help on? Just ask I'm sure someone will help without paying.
Ответ:
Sure what's the problem?
Step-by-step explanation:
Put it in the comments and I will answer it (probably)
Ответ:
Part A: (2, 7)
Part B: (2, 7)
Step-by-step explanation:
Part A:
First, subsitution. Since both of these equations are equal to y, we know that 8x-9 = 4x-1. Combining like terms, we have 4x = 8, meaning that x = 2. Knowing that x = 2, we can plug this value into both equations.
8(2) - 9 = 7
4(2) - 1 = 7
We get that y = 7.
Next, we'll use elimination. Since both equations are equal to y, we can subtract the first equation from the second equation and get:
0 = 4x - 8
Bringing the 8 onto the left side, we get the x = 2, and from there we can prove that y = 7, the same way we did with substitution.
Part B:
Both of these are linear, so that means that the intersection of these two lines will have the same y coordinates. So, 8x - 9 = 4x - 1. Wait, we already solved this! It's the same as part A. So our answer to part B is the same to part A.