Answer :
x, y - two integers
the product of two integers is 112
(1) xy = 112
one number is four more then three times the other
(2) y = 3x + 4 substitute it to (1)
x(3x + 4) = 112 use distributive property
(x)(3x) + (x)(4) = 112
3x² + 4x = 112
x, y - two integers
the product of two integers is 112
(1) xy = 112
one number is four more then three times the other
(2) y = 3x + 4 substitute it to (1)
x(3x + 4) = 112 use distributive property
(x)(3x) + (x)(4) = 112
3x² + 4x = 112