Tristabergeron7215 Tristabergeron7215
  • 10-07-2017
  • Mathematics
contestada

The area of a rectangle is 66 m2, and the length of the rectangle is 7 m less than three times the width. find the dimensions of the rectangle.

Respuesta :

sharbrack sharbrack
  • 10-07-2017

Based on my calculations, you can substitute the second equation back into the first.  (3W-7)*W =66 Then 2W^2-7=663W^2 - 7W - 66 = 0 (3W+11)(W-6) = 0.  You set each factor equal to 0 (zero product property)
Answer Link

Otras preguntas

physical activity influences the calories in" side of the energy balance equation true or false People can look for appropriate ways to deal with their emotion
Which of the following describes the responsibility of the lymphatic system? to exchange gases to provide structure to protect against illness to process inform
a wall that is 4 ft. 3 in. tall is next to a tree. the figure shows the shadows that they cast. what is the height of the tree in feet and inches?
What is the equation of a line that passes through the points 0,5 and 4,8 in slope intercept form
identify the function of the transformation
The number of _____ an employer has is typically related to the employer cost of providing insurance benefits. vehicles employees computers tools
Find (f*g)(x) f(n)=2n; g(n)= -n-4
In the engineering design process, testing is the least important step. True False
(b) What per cent is1/2dozen of one score?​
Which equation represents a parabola? O 4x2 – 2x + 3y2– y + 1 = 0 O x2 + x - 2y2 – 4y + 2 = 0 0 -3x + 4y2 – 2y + 6 = 0 O 2x2 + y2 – 4y + 6 = 0