Which systems of equations are best solved using addition?
y = 3x + 6
2x - 2y = - 6
2x + 3y = 6
- 2x - 2y = - 6
2x + 3y = -6
8,2x-22y = 6.
8,2x+22y = 6
82x - 22y = - 6
Select all that apply
DA
2x + 3y = 6
- 2x - 2y = - 6
B.
y = 3x + 6
2x - 2y = -6
2x + 3y = -6
D C
D D
8 2x + 2 2y = 6
8.2x - 2.27 = -6
8.2x7327 = 6

Nine more than four times a number is the same as one less than twice the number. find the number?

Which of the following disjunctions is true? 4 + 4 = 16 or 6 - 5 = 11 4 · 3 = 7 or 3 - 2 = 5 8 - 5 = 13 or 7 · 2 = 12 7 - 4 = 11 or 6 + 3 = 9

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.