Which expressions are equivalent to x+x+x + 2x+x+x+2x, plus, x, plus, x, plus, 2 ? Choose 2 answers: Choose 2 answers: (Choice A) A 3x + 23x+23, x, plus, 2 (Choice B) B 3 + 2x3+2x3, plus, 2, x (Choice C) C 3(x+2)3(x+2)3, left parenthesis, x, plus, 2, right parenthesis (Choice D) D 2(x+1)+x2(x+1)+x2, left parenthesis, x, plus, 1, right parenthesis, plus, x (Choice E) E 5x5x

Options A and D are equivalent to the given expression.

The given expression is x+x+x+2.

Combining the like terms we get:  x+x+x+2 = 3x + 2.

Option A is (3x + 2) so it is equivalent.

For option D: 2(x+1)+x=2x+2+x=3x+2

So it is equivalent too.

It means Options A and D are equivalent to the given expression.

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(A)3x+2

(D)2(x+1)+x

Step-by-step explanation:

Given the expression: x+x+x+2

x+x+x+2=3x+2

Option A is 3x+2 which is equivalent.

In Option D

2(x+1)+x=2x+2+x=3x+2

Therefore,  Options A and D are equivalent to the given expression.

i think it is x = 1.2

correct answer:

b.(19,-2)