2(x+4)=24
2x+2(4)=24
2x+8=24
2x=16
x=8
2006-09-25 12:28:03
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answer #1
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answered by Anonymous
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First you want to distribute
2x + 8 = 24
-8 -8 Subtract 8 from both sides
2x = 16
then divide by 2
x=8
2006-09-25 19:29:55
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answer #2
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answered by GAgirl 4
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Use the order of math operations:
PEMDAS
(You might remember this as "Please excuse my dear Aunt Sally.")1
1. Parentheses
2. Exponents
3. Multiplication and Division
4. Addition and Subtraction
Always do parentheses first....but since you have a variable you can't add 4 to x, move on......no exponents......so, multiply.....
2x +8=24
Can you do the rest by yourself?
Get the x on the side by itself - subtract 8 from each side, then divide by 2 to see what x equals.
When you get your answer, remember to put that number back in the original equation in place of the x to see if it works.
2006-09-25 19:30:51
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answer #3
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answered by horomnizon 3
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multiply the number outside the bracket with all the numbers within the bracket.
here we have 2 outside the bracket.
so it becomes 2x + 8 =24
2x = 24-8
2x = 16
x = 8
2006-09-25 19:28:59
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answer #4
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answered by weirdoonee 4
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first step is divide both sides by 2
2(x+4)/2=24/2
x+4=12
x+4-4=12-4
x=8
check
2(8+4)=2*12=24
checks
2006-09-25 19:28:21
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answer #5
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answered by raj 7
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2(x+4)=24
times x and 4 by 2
2x+8=24
-8 -8
2x=16
divide both sides by 2
x=8
2006-09-25 19:28:23
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answer #6
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answered by CreamOreo 2
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distribute.
(2*x)+(2*4)=24
2x+8=24
2x=16
x=8
2006-09-25 19:28:50
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answer #7
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answered by That one girl 2
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1st neutralize the multiplier by dividing by itself...(divide both sides by 2). Then deduct four from each side. Email me if you're stuck for the whole answer.
2006-09-25 19:29:11
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answer #8
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answered by Schmeep 4
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Listen to your teacher,the answer is 8
2006-09-25 19:36:12
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answer #9
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answered by Anonymous
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