Question

guys pls answer the question whole. both plssss​

Answer 1

Answer:

16xsq+20x+20x+25

16xsq+40x+25

16 xsq+20x+20x+25

4x(4x+5)+5(4x+5)

(4x+5)(4x+5)

either,4x+5=0

4x=-5

x=-5/4