lokitta
lokitta lokitta
  • 15-07-2018
  • Mathematics
contestada

x=7 and y=-2x+5
help!

Respuesta :

BiologiaMagister
BiologiaMagister BiologiaMagister
  • 16-07-2018

If x = 7 you substitute all the x in the equation by 7:

y = -2(7) + 5
y = -14 + 5
y = -9


Hope it helped,

Happy homework/ study/ exam!

Answer Link

Otras preguntas

Laura jumped 2.3m in the high jump. Lucy jumped 20% lower. How much was Laura's jump?
A loan of $900 will be repaid in 36 installment payments of $30.22 each. What the finance charge for the loan?
what is the cosine of 300 degrees?
When environmental conditions are favorable, ________ is generally more beneficial for a fungal species. a. asexual reproduction b. sexual reproduction c. moving
Arnold had $1.70 in dimes and quarters. He had 3 more dimes than Quarters. How many of each coin did he have?
What are the traits used to classify a virus?
Elimination method 1) -4x + y = -12 4x + 2y = 6 2) 5x + 2y = 12 -6x - 2y = -14 3) 5x + 4y = 12 7x - 6y = 40 4) 5m + 2n = -8 4m + 3n = 2
Oil consumption is increasing at a rate of 1.8% per year. by what factor will oil consumption increase inn 6 years? Use the approximate doubling time formula (r
Why were Motte and Bailey castles replaced by stone castles?
Not sure how to solve 2sinxcosx+cosx=0  Could you help?