Answer:
(5x+1)(x+7)
Step-by-step explanation:
4x^2+26x+6+x^2+10x
5x^2+36x+7
(5x+1)(x+7)
Prove
5x*x + 5x*7 + 1*x + 1*7
= 5x^2 + 35x + x + 7
= 5x^2 + 36x + 7
Answer and Step-by-step explanation:
Solve for b.
A = 
Divide by h and multiply by 2 from both sides.

Subtract a from both sides.

Answer:
1) It has a y-intercept of 4
2) A, the rate of change represents how fast the boys run every hour.
Answer:
3 weeks for one song
Step-by-step explanation:
The function would be y = 3x + b