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jdsfdujfi8572
20.11.2020 •
Mathematics
I will give brainliest to the person who does this first
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Ответ:
1. 8a+24
2. .12e
ill edit it when get the other answers
Brainiest? pls
Ответ:
Given:
y = -3x + 5
5x - 4y = -3
Since we are given y, let’s sub it in the second equation.
5x - 4(-3x + 5) = -3
5x + 12x - 20 = -3
17x = 17
x = 1
After finding x, we can now find y.
5(1) - 4y = -3
-4y = -8
y = 2
Checking:
y = -3x + 5
2 = -3(1) + 5
2 = 2
5x - 4y = -3
5(1) - 4(2) = -3
-3 = -3