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Solve for [tex]\( x \)[/tex]:

[tex]\[ 3x = 6x - 2 \][/tex]




Fill in the blanks:

[tex]\[
\begin{array}{rr}
8 \frac{3}{8} = \square & 7 \frac{1}{5} \\
10 \frac{2}{8} = \square & 4 \frac{2}{6} \\
4 \frac{2}{4} = \square & 2 \frac{1}{3}
\end{array}
\][/tex]


Sagot :

Let's convert each of the mixed numbers to decimal form step-by-step:

### Step 1: Convert 8 [tex]\(\frac{3}{8}\)[/tex] and 7 [tex]\(\frac{1}{5}\)[/tex]
1. 8 [tex]\(\frac{3}{8}\)[/tex]:
- Whole number: 8
- Fractional part: [tex]\(\frac{3}{8}\)[/tex]

To convert this to a decimal, we use:
[tex]\[ 8 \frac{3}{8} = 8 + \frac{3}{8} = 8 + 0.375 = 8.375 \][/tex]

2. 7 [tex]\(\frac{1}{5}\)[/tex]:
- Whole number: 7
- Fractional part: [tex]\(\frac{1}{5}\)[/tex]

To convert this to a decimal, we use:
[tex]\[ 7 \frac{1}{5} = 7 + \frac{1}{5} = 7 + 0.2 = 7.2 \][/tex]

### Step 2: Convert 10 [tex]\(\frac{2}{8}\)[/tex] and 4 [tex]\(\frac{2}{6}\)[/tex]
1. 10 [tex]\(\frac{2}{8}\)[/tex]:
- Whole number: 10
- Fractional part: [tex]\(\frac{2}{8}\)[/tex]

To convert this to a decimal, we use:
[tex]\[ 10 \frac{2}{8} = 10 + \frac{2}{8} = 10 + 0.25 = 10.25 \][/tex]

2. 4 [tex]\(\frac{2}{6}\)[/tex]:
- Whole number: 4
- Fractional part: [tex]\(\frac{2}{6}\)[/tex]

To convert this to a decimal, we use:
[tex]\[ 4 \frac{2}{6} = 4 + \frac{2}{6} = 4 + \frac{1}{3} \approx 4 + 0.3333 = 4.3333 \][/tex]

### Step 3: Convert 4 [tex]\(\frac{2}{4}\)[/tex] and 2 [tex]\(\frac{1}{3}\)[/tex]
1. 4 [tex]\(\frac{2}{4}\)[/tex]:
- Whole number: 4
- Fractional part: [tex]\(\frac{2}{4}\)[/tex]

To convert this to a decimal, we use:
[tex]\[ 4 \frac{2}{4} = 4 + \frac{2}{4} = 4 + 0.5 = 4.5 \][/tex]

2. 2 [tex]\(\frac{1}{3}\)[/tex]:
- Whole number: 2
- Fractional part: [tex]\(\frac{1}{3}\)[/tex]

To convert this to a decimal, we use:
[tex]\[ 2 \frac{1}{3} = 2 + \frac{1}{3} \approx 2 + 0.3333 = 2.3333 \][/tex]

### Final results:

- The decimal equivalents for the mixed numbers in each row are:
- First row: [tex]\(8.375\)[/tex] and [tex]\(7.2\)[/tex]
- Second row: [tex]\(10.25\)[/tex] and [tex]\(4.3333\)[/tex]
- Third row: [tex]\(4.5\)[/tex] and [tex]\(2.3333\)[/tex]

Hence, we have:

[tex]\[ \begin{array}{ rr} 8 \frac{3}{8} = 8.375 & 7 \frac{1}{5} \approx 7.2 \\ 10 \frac{2}{8} = 10.25 & 4 \frac{2}{6} \approx 4.3333 \\ 4 \frac{2}{4} = 4.5 & 2 \frac{1}{3} \approx 2.3333 \\ \end{array} \][/tex]