deathmetal420
deathmetal420 deathmetal420
  • 12-04-2016
  • Mathematics
contestada

Use the substitution method to solve the system of equations. Choose the correct ordered pair.x + y = 5 y = 7

Respuesta :

sabihanaziry2000
sabihanaziry2000 sabihanaziry2000
  • 14-04-2016
First we put 7 in the place of y, after that subtract 7 from both sides, the answer is -2.
x + y= 5      y = 7
x+ 7=5
x= 5-7
x = -2
Answer Link

Otras preguntas

how many representatives from each district
Find the 4th term Thank you in advance
Travis earned 92 bonus points. Zoe earned b more bonus points than Travis. Write an expression that shows how many bonus points Zoe earned. Type an asterisk ( *
In a rhombus ABCD, m∠A = 31°. Point O is a point of intersection of diagonals. Find the measures of the angles of triangle ΔBOC.
number 1d please help me analytical geometry
spaceship earth at epcot center in florida is a 180 ft geosphere. estimate its volume by assuming it is a sphere with a diameter of 180 ft
Biologists and veterinary specialists refer to the study of animal behavior as A. ethnology. B. etiology. C. ecology. D. ethology.
$300 at 5% annual interest for 7 years. Find the simple interest earned in the account. 1. $2124.29 2. $11.67 3. $420.00 5. $105.00
Determine the standard form of the equation of the line that passes through (-7,8) (0,2) a. -6x - 7y = 14 c. 6x + 7y = 14 b. 7x - 6y = -14 d.
The formula used to find the rate of change between two points is called the _ _ _ _ _ _ _ _ _ _ _ _ formula.