Twice a number decreased by 11 is -23
Let the number be x
So we get the equation
2x -11 = -23
Add 11 to both sides
2x = -12
Divide both sides by 2
x = -6
So the number is -6
Negative 6
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<u>Answer and Explanation</u>
<u>__________________________________________________________</u>
<h2>The solution of the equation is 20. </h2><h3>( The value of x. )</h3>
<u>__________________________________________________________</u>
<em>The value of x is 20.</em>
<em>We can figure this out by...</em>
<u>__________________________________________________________</u>
<u></u>
<em> but what does x equal?</em>
<u></u>
= 
= 
<em>Since both are equal to -8, that means </em>
=
.
<em>Which means that...</em>
<em>x = 20</em>
<u>__________________________________________________________</u>
<em>Hope this helps! <3</em>
<u>__________________________________________________________</u>
<em></em>
Answer:
B
Step-by-step explanation:
2(x+5) = 2-4
2x+10 = -2
2x = -12
x = -6