Worth 50 points! : d
an equilateral triangular tent has sides that measure x−10 units. its perimeter is 63 units.

what is the value of x?
x=

Kylie explained that (-4x+9)^2 will result in a difference of squares because (-4x+9)^2 (-4x+9)^2 =(-4x)^2+(9)^2=16x^2+81

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.