Which of the following systems of equations has infinitely many solutions? A.2x +7x+y=6
y=9x+6
B. y=5x+2
y=5x-5
C. y=x+4
2y-2x=8
D.7x-y=10
y=6x+8
WHoever answers this could you please help me on messenger. Please I have a few more questions for this.

Movie $5.50 soda $1.75 popcorn $2.25 candy bar $1.10 jeffrey left home with $20 in his wallet. he had a quick lunch that cost $8.47 and went to the movie theater. which of these activities can jeffrey do? a) go to movie and take two friends b) go to movie and have a soda, a popcorn and a candy bar c) go to movie, take a friend, and have a popcorn to share d) go to a movie, have 2 popcorns, 2 sodas, and 2 candy bars eliminate

Find the area of a trapezoid with a height of 23, base 1 of 10 and base 2 of 18

Explain how you can use the associative property to evaluate (7x50)x4.