The factors of 15ab + 35a − 6b − 14 are [A. (5a − 2)(3b + 7)].
What is the factor?
A number or algebraic expression that divides another number or expression evenly.
How to solve it?
Find common factors
15ab-6b can be simplified to 3b(5a-2)
35a-14 becomes 7(5a-2)
3b(5a-2)+7(5a-2)
=(5a-2)(3b+7)
The correct answer is A.
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