vanduzenj4 vanduzenj4
  • 25-07-2016
  • Mathematics
contestada

Solve the equation. 78 = -2(m + 3) + m A. –28 B. –42 C. –72 D. –84

Respuesta :

dalendrk
dalendrk dalendrk
  • 25-07-2016
78 = -2(m + 3) + m

78 = -2m - 6 + m

78 = -m - 6    |add 6 to both sides

84 = -m

m = -84
Answer Link

Otras preguntas

Which transformation is suggested by a band marching down a street? A.reflection B.animation C.rotation D.translation
B is the midpoint of AC. A has coordinates (-3, 4) and B has coordinates (-1 ½, 1). Find the coordinates of C.
Express the volume of a cone, V, as a function of its radius, r, if the radius is 1/3 of the height. I have tried (1/9)*pi*r^2 but it did not work.
what are 3 facts that prove that John Adams did more harm to the nation than good?
All of the following sexually transmitted diseases are caused by a bacterium except: a. syphilis b. hepatitis c. chlamydia d. gonorrhea
Solve the system of equations below. x-2y=3 2x-3y=9 A. (3,9) B. (9,3) C. (-3,9) D. (-9,3)
6. Please explain why you would be an excellent candidate for Chipotle
what equation would represent the same linear relationship for the points (40,80) (80,115) (120,140) (160,165)
An example of a single-gene trait is
On May 7, 1915, a German submarine torpedoed and sank