Solve the equation without the use of a calculator. please Help!!! Thank you!!! 5=x^2-4x
1 answer:
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Answer:
13
Step-by-step explanation:
Given number = -48
Listing out the possible factors of -48 in pairs along with their difference:
Factors () Difference (
) Difference (
)
-26 26
26 -26
-19 19
19 -19
-16 16
16 -16
-14 14
14 -14
On listing out the factors we find out that two of the pairs have difference = 19
The pairs are and
It is given that the factor with greater absolute value is positive. This means 16 would be positive while 3 would be negative.
So, our factors are
The sum of the factors is = (Answer)