michael62 michael62
  • 15-01-2017
  • Mathematics
contestada

is the point (-3,5) contained in the solution set of x+2y>7. show your work.

Respuesta :

koalarules6
koalarules6 koalarules6
  • 15-01-2017
the answer is yes because  you substitute -3 with x , 5 with y . so (-3+2(5)= 2 times 5 =10 . so -3+10 =7. 
Answer Link
boremkeli boremkeli
  • 15-01-2017
So, we must put the points (-3,5) into the solution x+2y>7

X is -3 and Y is 5 so we just put them in place... 
-3+2(5)>7
-3-10=7 
So I mean no, technically... it would be x+2y=7 
Answer Link

Otras preguntas

Which answer is closest to the volume of a cylinder with a height of 6ft and a radius of 4ft. Use the formula: V = π r^2 h
heeelllppppp _______________________________________________ ( the pic ) Flow Rate: 9.5 L/90 s How long will it take to fill the tub? Try solving the problem at
Find all complex solutions of .6x^2-3x+2+0 (If there is more than one solution, separate them with commas.)
Drag the tiles to the boxes to form correct pairs. Match each writing process step with its description. prewriting drafting revising editing Check the grammar,
What is the value of x?
Please help me with this!!!!!!!!!!!
Four times the sum of a number and 18 is at least -22
alive for the equation y-7=8
Help! How do I find AC in this equation?
i need an answer someone please help the subject i digital citizenship