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777dan777 [17]
3 years ago
15

4. Solve for j. 8j-5+j=67 *Plz, plz, plz, show your work.*

Mathematics
2 answers:
ICE Princess25 [194]3 years ago
5 0
To solve for j, the first step is to get rid of the -5 by adding it to both sides to get:
8j+j=72
Then, add like things, which would be 8j and j (aka 1j) to get:
9j=72
Finally, divide both sides by 9 to get the answer, which is:
j=8
irina [24]3 years ago
4 0
<span><span><span><span>8j</span>−5</span>+j</span>=67

</span>Step 1: Simplify the equation.<span><span><span><span>8j</span>−5</span>+j</span>=67

</span><span>Simplify again:</span><span><span><span><span><span>8j</span>+</span>−5</span>+j</span>=67</span><span><span><span>(<span><span>8j</span>+j</span>)</span>+<span>(<span>−5</span>)</span></span>=67</span>(Combine Like Terms)<span><span><span>9j</span>+<span>−5</span></span>=67</span><span><span><span>9j</span>−5</span>=67

</span>Step 2: Add 5 to both sides<span><span><span><span>9j</span>−5</span>+5</span>=<span>67+5</span></span><span><span>9j</span>=72

</span>Step 3: Divide both sides by 9<span><span><span>‌<span><span>9j</span>9</span></span>‌</span>=<span><span>‌<span>729

</span></span>‌</span></span><span>j=<span>8</span></span>
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