Jay's father is twice as old as jay. In 20 years Jay will be two-thirds as old as his father. How old is each now?

Answer:

A line a and line b

Step-by-step explanation:

Lines b and c are parallel (no intersection points), so the system will have no solutions.

Lines b and d are parallel (no intersection points),  so the system will have no solutions.

Lines c and d coincide (infinitely many intersection points),  so the system will have infinitely many solutions.

Lines a and b will intersect after extension, so the system of these two equations will have only one solution.

Answer:

(x+3)(x+3)

Step-by-step explanation:

I hopw this helps ;-)

Answer:

94.24 inches.

i think

sorry if i got it wrong

Answer:

-

Step-by-step explanation:

Numbers with the same base multiplying with each other will have their expoenent add up.

In this case, both number has a base of -10, so we're allow to group them and add up their exponents.