I think the answer is c 19
Answer:
x=7
Step-by-step explanation:
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Answer:
or 18.4
Step-by-step explanation:
lets let x=4
4*4+(4*3/5)
4*4+12/5
16+12/5
16+2.4
answer... 18.4
81p²+90p+25=(9p)²+2*9p*5+5²=(9p+5)²
so the side length of the paining is 9p+5