Answer:
4
Step-by-step explanation:
Plug in the standard deviation formula. This is new to me but it took some research.. Hope it helps
Really night what's the problem
Answer: x=7
Step-by-step explanation:
8 + 4 = 2(x - 1) combine like terms on the left side
12 = 2(x -1) Distribute on the right side
12 = 2x - 2 Add 2 to both sides
+2 +2
14 = 2x Divide both sides by 2
x= 7
Answer:
<h2>x = 48°</h2>
Step-by-step explanation:
<h3>108° + 24° + x° = 180°</h3><h3>132° + x° = 180°</h3><h3>x° = 180° - 132°</h3><h2>x= 48°</h2>
<h2>MARK ME AS BRAINLIST</h2><h3>PLZ FOLLOW MR</h3>
The correct answer would be that Carl is 4 years old. If John is 20 years older than Carl, that would make him 24. 24 + 4 = 28 years. Therefore, Carl must be 4 years old.