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sonyfan
03.02.2021 •
Mathematics
Y= 4x + 1
y= 2x - 5
When using the method called substitution, the best first step in solving the system of equations (shown above) is to:
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Ответ:
y = 4x + 1
y-1 = 4x
(y-1)/4 = x
Next, plug in this expression in the place of “x” in the previous expression
y = 2x - 5
y = 2((y-1)/4) -5
y = 1/2y - 11/2
1/2 y = - 11/2
y = -11
Ответ:
put the pictures of the tanks
Step-by-step explanation: