studentx1
studentx1
02-02-2017
Mathematics
contestada
-7x+y=-19
-2x+3y=-19
Respuesta :
httplyiah
httplyiah
02-02-2017
-7-2=-9
y+3y=4y
-9x+4y=-19
Answer Link
Melodyzz
Melodyzz
02-02-2017
y=7x-19
-2x+3(7x-19)=-19
-2x+21x-57=-19
19x-57=-19
19x=38
x=2
-7(2) + y = -19
-14 + y = -19
y=-5
Answer Link
VER TODAS LAS RESPUESTAS ( 73+ )
Otras preguntas
Which inequality can be used to find how many $2.50 fruit packs can be purchased for $15.00? Use f to represent fruit snacks
which best describes the policy stemming frim the 1896 plessy v.ferguson supreme court decision
Express the complex number in trigonometric form. -5i A) 5(cos 270° + i sin 270°) B) 5(cos 180° + i sin 180°) C) 5(cos 90° + i sin 90°) D) 5(cos 0° + i sin 0°)
how to take a picture and get an answer
graph the linear equation find three points that solve the equation then plot on the graph -3y=-x-7
A 1500-kg car traveling at 90 km/h toward the east suddenly collides with a 3000-kg car traveling at 60 km/h toward the south. the two cars stick together after
What is 15% of 40% of $180
what is the value of x in the solution of the system of y=2x and 4x+y=6
Whats the largest number you can make in roman numerails?
in the adult body, food energy not stored as fat or glycogen is lost as ____. heat photons carbon dioxide electromagnetic radiation methane
