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danbat3023
27.08.2019 •
Mathematics
Factoring the following by using the grouping method and identify one of the factors below: 28xy − 154x + 20y − 110?
a. x − 4
b. 7x + 4
c. 7x − 11
d. 2y − 11
explain how you've gotten the answer or explain what i have to do to get the answer. ^^
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Ответ:
(28xy-154x)+(20y-110)
factor out common factors
(14x)(2y-11)+(10)(2y-11)
see they have common factor of 2y-11
reverse distribute like this: ab+ac=a(b+c)
so
(14x+10)(2y-11)
the factor listed is D
Ответ:
I attached the graph below
Step-by-step explanation:
I started at the y-intercept, because it is where the line crosses the y-axis. Then, I used rise/run for the slope (-5/3) and went down 5 units and right 3 units. I connected the points to make the graph.