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Elianna Raymond
Mathematics
13 February, 22:09
Determine the solution to the system of equations
y+4 = 2/3 (x-1)
x+2y=3
+1
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1
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Caitlin Solomon
13 February, 22:15
0
x = 27/7 and y = - 3/7
Step-by-step explanation:
In order to solve this, we will first solve the first equation for y.
y + 4 = 2/3 (x - 1)
y + 4 = 2/3x - 2/3
y = 2/3x - 14/3
Now we can plug the value of the equation in for y in the second equation and use it to solve for x.
x + 2y = 3
x + 2 (2/3x - 14/3) = 3
x + 4/3x - 18/3 = 9/3
7/3x - 18/3 = 9/3
7/3x = 27/3
x = 27/7
Then we can use this value to find the value of y.
x + 2y = 3
27/7 + 2y = 3
27/7 + 2y = 21/7
2y = - 6/7
y = - 3/7
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