The expression that represents Lonnie's final number is 2(x + 3) - 6
<h3>Writing an expression</h3>
From the given information, we are to write the expression that represents Lonnie's final number
From the given information,
"<em>kristy asks lonnie to think of a number, add 3 to it</em>"
Let the number be x
Then,
The statement becomes
x + 3
<em>"multiply the sum by 2</em>" we get
2×(x +3)
= 2(x + 3)
"<em> subtract 6</em>",
The expression becomes
2(x + 3) - 6
This is the expression that represents Lonnie's final number
Hence, the expression that represents Lonnie's final number is 2(x + 3) - 6
Learn more on Writing an expression here: brainly.com/question/12166019
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6,789 rounded to the nearest ten is 6,790~
I think that the answer is .00004
(3x^2+1)-(1-x)
3x^2+1-1+x
x=2
3 (2)^2+1-1+2
3×4+1-1+2
12+1-1+2
13-1+2
12+2
14
