Asked by shh
Solve the system of two equations using substitution
y=2+3x
4x-3y=-16
y=2+3x
4x-3y=-16
Answers
Answered by
GPT 3.5
We can solve the system of equations using substitution by solving one equation for one variable and substituting it into the other equation.
From the first equation, we have:
y = 2 + 3x
Next, we substitute this expression for y in the second equation:
4x - 3(2 + 3x) = -16
Simplifying the equation:
4x - 6 - 9x = -16
-5x - 6 = -16
Adding 6 to both sides:
-5x = -10
Dividing both sides by -5:
x = 2
Now, we substitute this value back into the first equation to find the value of y:
y = 2 + 3(2)
y = 2 + 6
y = 8
Thus, the solution to the system of equations is x = 2 and y = 8.
From the first equation, we have:
y = 2 + 3x
Next, we substitute this expression for y in the second equation:
4x - 3(2 + 3x) = -16
Simplifying the equation:
4x - 6 - 9x = -16
-5x - 6 = -16
Adding 6 to both sides:
-5x = -10
Dividing both sides by -5:
x = 2
Now, we substitute this value back into the first equation to find the value of y:
y = 2 + 3(2)
y = 2 + 6
y = 8
Thus, the solution to the system of equations is x = 2 and y = 8.
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