joanna93
joanna93
02-12-2019
Mathematics
contestada
1) 3х + 8 y = 30
бx +7y = 6
Respuesta :
naythankyouboi
naythankyouboi
02-12-2019
Multiply the first equation my 2 and than subtract the two equations to eliminate x
6x+16y=60-
6x+7y=6
9y=54
Y=6
Then plug in y to one of the equations
6x+7(6)=6
6x+42=6
6x=-36
X=-6
X=-6 Y=6
Answer Link
VER TODAS LAS RESPUESTAS ( 28+ )
Otras preguntas
Which of the following describes Hoover's philosophical approach to stimulating the economy? A) Direct intervention: give direct relief to individuals to spark
What does the process of close reading help a reader do?
During the American Revolution, why did many African-American slaves fight for the British and against the colonists? A) African-American slaves sided with the
Cladodes are modified stems. Which is their main function? Water retention/ Food storage/ Photosynthesis
Abe has a bag of marbles and wants to divide them into sets. The first set will have 2 marbles; the second set, 5; the third set, 8; the fourth set, 11; and so
The US pop star Michael Jackson would be most closely associated with which of the following developments? a.)global spread of US culture through the entertainm
The Colorado River carved out a deep canyon in the habitat of an Abert’s squirrel population. This is an example of which stage of speciation?
An archeologist finds a 1.62 kg goblet that she believes to be made of pure gold. She determines that the volume of the goblet is 205 mL. Calculate the density
A city is being built near a location where two continental plates meet. In designing buildings, architects of this new city should take into account which kind
Math help plssss??? Brainliest Answer?
