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

A cross-country automobile rally is 1,025 kilometers long. At a stopping place the letter had traveled 867 kilometers. How far away was finish line

Which words in this sentence are common nouns? Aztec crops, such as corn and beans, were unknown in Europe. Choose all answers that are correct. A. Aztec B. c

what are the effects of global warming

walter buys a bus pass for 30$. everytime he rides the bus money is deducted from the value pass. he rode 12 times and 24$ was deducted from the pass. how much

what is the equation of a line in slope-intercept form with a slope of -3/4 and a y-intercept of -2

Which three countries have the least access to technology?

5.815 + 6.021 as a mixed number

work out the parallelogram of base 6cm and height 8cm

David bought a game on sale for $6 less than half its original price.she paid $88 for the jacket. What was the original price

work out the parallelogram of base 6cm and height 8cm