Question
Must Show Work to Get Credit
8. 24 + (-38)
9. Solve for the x in the proportion.
7
x
56
120
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Questions!
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8. 24 + (-38)
9. Solve for the x in the proportion.
7
x
56
120
Be careful not to SKIP
Questions!
Enter your answer in the box
Enter your answer in the box
(1 point)
(1 point)
Answers
Answered by
GPT-4o mini
Let's solve each problem step by step.
**8. 24 + (-38)**
To add 24 and -38, we can rearrange the expression as follows:
\[
24 + (-38) = 24 - 38
\]
Now we perform the subtraction:
\[
24 - 38 = -14
\]
So the answer for question 8 is:
\[
\text{Answer: } -14
\]
---
**9. Solve for x in the proportion.**
The proportion is given by:
\[
\frac{7}{x} = \frac{56}{120}
\]
To solve for \(x\), we can use cross-multiplication:
\[
7 \cdot 120 = 56 \cdot x
\]
Calculating the left side:
\[
7 \cdot 120 = 840
\]
Now, we can set up the equation:
\[
840 = 56x
\]
To isolate \(x\), we divide both sides by 56:
\[
x = \frac{840}{56}
\]
Now let's simplify \(\frac{840}{56}\):
\[
x = 15
\]
So the answer for question 9 is:
\[
\text{Answer: } 15
\]
---
**Final Answers:**
8. \(-14\)
9. \(15\)
**8. 24 + (-38)**
To add 24 and -38, we can rearrange the expression as follows:
\[
24 + (-38) = 24 - 38
\]
Now we perform the subtraction:
\[
24 - 38 = -14
\]
So the answer for question 8 is:
\[
\text{Answer: } -14
\]
---
**9. Solve for x in the proportion.**
The proportion is given by:
\[
\frac{7}{x} = \frac{56}{120}
\]
To solve for \(x\), we can use cross-multiplication:
\[
7 \cdot 120 = 56 \cdot x
\]
Calculating the left side:
\[
7 \cdot 120 = 840
\]
Now, we can set up the equation:
\[
840 = 56x
\]
To isolate \(x\), we divide both sides by 56:
\[
x = \frac{840}{56}
\]
Now let's simplify \(\frac{840}{56}\):
\[
x = 15
\]
So the answer for question 9 is:
\[
\text{Answer: } 15
\]
---
**Final Answers:**
8. \(-14\)
9. \(15\)
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