jmoneyhotdog
jmoneyhotdog
02-09-2016
Mathematics
contestada
I need help on number 12
Respuesta :
Jakcie
Jakcie
02-09-2016
First set up the equation, 82=(x)(x+7).
Then simply it 82= x^2 + 7x. --> x^2 + 7x - 82
use the quadratic formula.
you should get 6.21 or -13.21.
Since length can't be negative, the answer should be 6.21feet.
Answer Link
VER TODAS LAS RESPUESTAS ( 54+ )
Otras preguntas
is x2 x4 equivalent to x8?
Extra financial rewards, such as holidays, sick leave, and profit sharing are an example of?
Graph the line that goes through the points (2,0) and (2,5). The line is_____ . The line has______ slope.
How do you think life was on the farms in the 1900s ?
Use the distributive property to solve the equation 3(x-6)+6=5x-6
what is the site of photosynthes
The graph below illustrates 2 intersecting lines. If a new line is drawn so that it passes through the red line at y = 0 and the blue line at x = –1, what is th
which compound is not made of molecules? a.C6H1O6 b. CO2 c.H2O d.NaCI
A bag contains 5 yellow marbles, 16 green marbles, and 2 red marbles. a) what is the chance of drawing a red marble? b) if a red marble is drawn the first time
PLS HELP A GUY OUT. Tunisia Buehrer sells musical instrument and equipment at Let it Rock in the mall. She earns a commission of 5% on the first 6,000, 7.5% on
