torreseli146 torreseli146

01-04-2021
Mathematics

contestada

What is the x-value of the solution to this system of equations?
Y=2/7x-1
2x + 7y = -49

Respuesta :

karkismriti176 karkismriti176

04-04-2021

Answer:

x = -21/2

Step-by-step explanation:

y= 2/7 x-1

or, 7y= 2x -7

or, 2x -7y =7

2x + 7y = -49

4x = -42

x= -21/2

y= 2/7 × -21/2 -1

= -4

Answer Link

Otras preguntas

Which prediction does this passage best support? moses and his stories will complicate the pigs’ control over the other animals. The pigs will adopt moses’s ide

I need help with this please

how does jem break the remaining code of childhood

Read these sentences from the text. “On April 28, 1967, citing his religious beliefs, he refused induction into the United States Army at the height of the war

Which three are true about the Louisiana Purchase? it nearly doubled the size of the US the US bought it from Spain It was explored by Lewis and Clark it gave t

expand and simplify (3x-2)2

Ask what kind of pet the user has. If they enter cat, print "Too bad...", if they enter dog, print "Lucky you!" (You can change the messages if you like). Once

FIGURE OF SPEECH The kitchen light refused to turn on. PERSONIFICATION ALLITERATION HYPERBOLE LAST QUIZ 3..

Read the passage below, looking for rhetorical devices. With malice toward none, with charity for all, with firmness in the right as God gives us to see the rig

Which scenario represents a 20% increase? A - 120 goes down to 100 B - 50,00 dogs to 60,000 dogs C - Hannah's brain capacity during any given math test D - 156