Use the substitution method to solve the system of equations. Choose the
1 answer:
Answer:
x = 1
y = 3
Step-by-step explanation:
We can solve this problem by inputting the second equation into the first equation by replacing the y variable with the second equation.
x + 3y = 10
y = x + 2
x + 3(x + 2) = 10
Now, distribute three with x and 2
3 * x = 3x
3 * 2 - 6
x + 3x + 6 = 10
4x + 6 = 10
Subtract 6 from both sides
4x = 4
So, x = 1
Solve for y by replacing x in the second equation with 1.
y = 1 + 2
y = 3
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SO what you need to do is: <span>Start with |f(x) - 3| < 0.4 and plug in f(x) = x+1 to get
|f(x) – 3| < 0.4
|x+1 – 3| < 0.4 |x - 2| < 0.4 -0.4 < x - 2 < 0.4
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1.6 < x < 2.4 So delta would be 2.3 Hope this is what you were looking for </span>