Jorry
Jorry
05-02-2016
Mathematics
contestada
Factor each expression 77x+21
Respuesta :
taskmasters
taskmasters
05-02-2016
77x + 21
We need to find the common factor between the coefficient and the constant.
77 ÷ 7 = 11
21 ÷ 7 = 3
7(11x + 3)
is the factor of 77x + 21.
7(11x + 3) can be expanded using the distributive property of multiplication.
7(11x) + 7(3) = 77x + 21
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