# algebra

-15(3+x)=-6x-9
-45-15x=-6x-9
-45-15x+15x=-6x+-15x-9
-45=21x-9
-45=x-9
-45/9=5
x=5
is this right

1. 0
2. 0
3. 3
1. No.

Watch your signs in this step:

-45-15x+15x=-6x+-15x-9

1. 0
2. 0
posted by Ms. Sue

## Similar Questions

1. ### Algebra

I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last
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I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last
3. ### lomas

Right answer? 15(x^2+3x) + 7(x^2+3x) - 5(x^2+3x) 15x^2+45x+7x^2+21x + 5(-x^2-3x) 15x^2+45x+7x^2+21x-5x^2-15x 17x^2+51x
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Ms.lynch has 21 coins in nickles and dimes.Their total value is \$1.65. How many of each coin does she have? 21 - ( 0.05x + 0.10x)=1.50 21- 0.15x = 1.50 0.15x=21-1.50 0.15x=19.5 ------ 0.15 = 19.5/ 0.15 x=130 ??????
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Solve by elimination 5x+y=2 3x+y=1 This is what I got : 3(5x+y=2) -5(3x+y=1) 15x+3y=6 -15x-5y=-5 -2y=1 2 2 Y=1/2 15x+3(1/2)=6 15x+3/2 =6 15x/15= 9/2 /15 X=3/10
6. ### Math?

Which expression is equivalent? −5(−3x − 6) A) 15x + 30 B) 15x − 30 C) −15x + 30 D) −15x − 30
The given text passage contains a mathematical question and an answer. The question is a linear equation, and the answer is provided by a user and then corrected by Ms. Sue. Here is the analysis:
single_question_with_answer
Given a text passage, determine:
    1. If it contains a mathematical question (including word problems or calculations)
    2. If an answer to that mathematical question is provided in the text

First, describe the content structure you found in 1-2 sentences.

Then provide your analysis in the following format:
TYPE: <one of the following values>
- NO_QUESTION
- SINGLE_QUESTION
- SINGLE_QUESTION_WITH_ANSWER
- MULTIPLE_QUESTIONS
- MULTIPLE_QUESTIONS_WITH_ANSWERS
system
# algebra

-15(3+x)=-6x-9
-45-15x=-6x-9
-45-15x+15x=-6x+-15x-9
-45=21x-9
-45=x-9
-45/9=5
x=5
is this right

1. 0
2. 0
3. 3
1. No.

Watch your signs in this step:

-45-15x+15x=-6x+-15x-9

1. 0
2. 0
posted by Ms. Sue

## Similar Questions

1. ### Algebra

I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last
2. ### Algebra

I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last
3. ### lomas

Right answer? 15(x^2+3x) + 7(x^2+3x) - 5(x^2+3x) 15x^2+45x+7x^2+21x + 5(-x^2-3x) 15x^2+45x+7x^2+21x-5x^2-15x 17x^2+51x
4. ### Math

Ms.lynch has 21 coins in nickles and dimes.Their total value is \$1.65. How many of each coin does she have? 21 - ( 0.05x + 0.10x)=1.50 21- 0.15x = 1.50 0.15x=21-1.50 0.15x=19.5 ------ 0.15 = 19.5/ 0.15 x=130 ??????
5. ### math

Solve by elimination 5x+y=2 3x+y=1 This is what I got : 3(5x+y=2) -5(3x+y=1) 15x+3y=6 -15x-5y=-5 -2y=1 2 2 Y=1/2 15x+3(1/2)=6 15x+3/2 =6 15x/15= 9/2 /15 X=3/10
6. ### Math?

Which expression is equivalent? −5(−3x − 6) A) 15x + 30 B) 15x − 30 C) −15x + 30 D) −15x − 30
user
The given text passage contains a mathematical question and an answer. The question is a linear equation, and the answer is provided by a user and then corrected by Ms. Sue. Here is the analysis:

TYPE: SINGLE_QUESTION_WITH_ANSWER