The answer is B because thats the correct way to use a proper adjective
20x^2+50 = -40x^2+110x [ Taking x as the unknown positive integer ]
The answer is x=5
Hope this helps
1=7 3=21 5=35 7=49 13=91 hope this helps :)
A school custodian waxed a gymnasium floor that measured 20 feet by 20 feet. How many square feet did she have to wax?
If it's 20 feet * 20 feet = to
400 sq.ft
Hope this helps!
