(3.Janiya drove from Boston, MA to Portland, ME. She drove at a steady rate for the first 4 hours. In 2 hours, she drove 110 miles. How far did she travel in 3 hours? Show your understanding using a double number line.

a4 - 3a2 - 1

step-by-step explanation:

step   1   :

equation at the end of step   1   :

  ((a4) -   3a2) -   1

step   2   :

trying to factor by splitting the middle term

2.1     factoring   a4-3a2-1  

the first term is,   a4   its coefficient is   1 .

the middle term is,   -3a2   its coefficient is   -3 .

the last term, "the constant", is   -1  

associative property of multiplication

at least two

step-by-step explanation:

x=-9/4,x=-5/3

step-by-step explanation: