If (x + y) + (2(x + y) + 3) = 9, what is x + y?? A. 3-1 B. -3 + 1 c. -3-1 D 3 + 1 E. 9-31

Question

asked Aug 12, 2021 191k views

1 Answer

Khayam Gondal · Answer 1 · 2021-08-16T23:14:03+0000

Answer:

$\boxed{\mathrm{Option \ A}}$

Explanation:

=>
(x+y)+(2(x+y)+3)=9

Solving the bracket

=>
x+y+2x+2y+3 = 9

=>
3x+3y = 9-3

=>
3(x+y) = 6

Dividing both sides by 3

=>
x+y = 2

A) 3 - 1 = 2 ← (Correct Answer)

B) -3+1 = -2

C) -3-1 = -4

D) 3+1 = 4

E) 9-31 = -22