I just took that quiz on k12. The answer is no solution. Hope I helped!
Answer:
2x+5y
Step-by-step explanation:
5x + 5y - 3x
=2x+5y
2 is the constant proportion for y=2x
Answer:
56mph
12 more hours
Step-by-step explanation:
Answer:
always
Step-by-step explanation:
this product can also be written as a^2 - ab - ab + b^2
which is a^2 - 2(ab) + b^2
a perfect square trinomials equation is
a^2 + 2(ab) + b^2
and this qualifies