Question

Could u help me find the greatest common factor?
-x - 4=
-x + 19=
-2x + 4y - 12=

Answer 1

Factor each coefficient into primes. Write all variables with exponents in expanded form.

List all factors—matching common factors in a column. ...

Bring down the common factors that all expressions share.

Multiply the factors as in (Figure).

Explanation: