hfanaika
hfanaika
02-07-2017
Mathematics
contestada
Solve
p=3r-8 and 2r-p=22
Respuesta :
ARYANAGARWAL
ARYANAGARWAL
02-07-2017
3r-p=8 ........... 1
2r-p=22 .......... 2
Subtracting both the equation we get,
r = -14
Substituting 'r = -14' in any one equation (lets say equation 1) we get,
3(-14) - p = 8
-42 - p = 8
-42 - 8 = p
p = -50
Answer Link
VER TODAS LAS RESPUESTAS ( 96+ )
Otras preguntas
Data are drawn from a symmetric and bell shaped distribution with a mean of 120 and a standard deviation of 5. There are 900 observations in the data set. What
Data are drawn from a symmetric and bell shaped distribution with a mean of 120 and a standard deviation of 5. There are 900 observations in the data set. What
how is mass transit in cities a possible solution tk urban air pollution?
find an equivalent expression without parentheses -(50x-15y+15)=
Which equation has the same y-intercept as y=4x-3?a. y-3=x b. y=8x+3 c. 3-y=4x d. y=-3+8xWhich of the following is the equation of the line
Marika and Freddy sold 70 homes for Ron Realty. If Marika sold 2.5 times as many homes as Freddy, how many homes did each sell?
how is mass transit in cities a possible solution tk urban air pollution?
find an equivalent expression without parentheses -(50x-15y+15)=
find an equivalent expression without parentheses -(50x-15y+15)=
Which equation has the same y-intercept as y=4x-3?a. y-3=x b. y=8x+3 c. 3-y=4x d. y=-3+8xWhich of the following is the equation of the line
