Answer:
The x-intercepts of the quadratic function are -7 and 5.
Step-by-step explanation:
The given function is

Equate f(x)=0, to find the x-intercepts of the function.






Therefore the x-intercepts of the quadratic function are -7 and 5.
Answer:
1st one
Step-by-step explanation:

The next number in the series is 30.
<h3>What is series?</h3>
It should be noted that series simply means the operation of adding values together in a data set.
In this case, it can be seen that the numbers are interchangeable between 30 and 31.
In this case, since 31 was the last number, the next number will be 30.
Learn more about series on:
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4x -2y = 60
4x -3y = 26
(-) (+) (-)
__________
1y = 34
y = 34
To find x
4x -2y = 60
4x -(2)(34) = 60
4x -68 = 60
4x = 60 + 68
4x = 128
x = 32
Answer:
x=32 ; y=34
Answer:
n=-3
Step-by-step explanation:
2-2n=3n+17
Add 2n to each side
2-2n+2n=3n+2n+17
2 = 5n+17
Subtract 17 from each side
2-17 = 5n+17-17
-15 = 5n
Divide by 5
-15/5 = 5n/5
-3 =n