candycane6019
candycane6019
29-03-2017
Mathematics
contestada
x+7y=24 and x-9y=-24 doing elimination
Respuesta :
campbellst2005
campbellst2005
29-03-2017
the easy thing to do is eliminate x by subtraction
x + 7y = 24
- x - 9y = -24
-------------------
16y = 48
now solve for y and then substitute the value into either original equation to find x
Answer Link
VER TODAS LAS RESPUESTAS ( 47+ )
Otras preguntas
who made dutch claims in north america?
4a + 3 - 9 = -7 + 2 + a
4a + 3 - 9 = -7 + 2 + a
Choose the equation below that represents the line passing through the point (2, -4) with a slope of 1/2. A) y = 1/2 x + 5 B) y = 1/2 x - 3 C) y = 1/2 x - 5 D)
who made dutch claims in north america?
Why did Spain build mission in the borderlands of New Spain?
Choose the equation below that represents the line passing through the point (2, -4) with a slope of 1/2. A) y = 1/2 x + 5 B) y = 1/2 x - 3 C) y = 1/2 x - 5 D)
What's the answer to 1\2x+3=9
What's the answer to 1\2x+3=9
the pair of polygons is similar. find the value of x. answer on picture
ACCESS MORE
EDU ACCESS
