louisasbery
louisasbery
31-01-2017
Mathematics
contestada
Please help me with this.
Respuesta :
swalley2004
swalley2004
31-01-2017
the area is then (-x+19) * (-x+15)
so you use F.O.I.L to get
-x*-x + 19*-x + 15*-x + 15*19
x^2 -19x-15x+285
the perimeter is 2(-x+19) + 2(-x+15)
you then multiply out to get
(-2x+38) + (-2x+30)
so it is -4x + 68
Answer Link
VER TODAS LAS RESPUESTAS ( 84+ )
Otras preguntas
An isosceles triangle has base angles that each measure 42°. Which equation can be used to find z, the measure of the third angle of this isosceles triangle in
A ferrari has a distance of 30 mi and a time of .20 hours . A porsche has a distance of 55mi and a time of .35 hours . Which is Faster ? RIGHT ANSWER GETS BRAI
Find the area of the shaded region.
Which expressions simplify to 4? Select all that apply.
The entrance to the tomb was covered by who
Please help me with this question it contains angles and measurements
Give me a name for a coyote and a rabbit it’s for a presentation for science.
write 3^n/9^(n-1) as a power of 3
HELP plis ! Find the molar masses of the following compounds: SHOW ALL WORK!!! 1) LiI. Li. 7 + I 127 134g/mol 2) PbCO4 Pb =. 1 x 207 =207 C = 1 X 12 = 12 O = 4
This is worth 40 points. Describe the benefits (advantages) as well as the difficulties (problems) with the Industrial Revolution. (Provide specific details and
