 this one is really hard
2 answers:
You might be interested in
bearing in mind that
standard form for a linear equation means
• all coefficients must be integers, no fractions
• only the constant on the right-hand-side
• all variables on the left-hand-side, sorted
• "x" must not have a negative coefficient
then we'd end up with 6x + y = 19.
2h^2 + 7hk -15k^2
you can use factoring
you can use factoring