9We have such eqation
Q

/*9 (multiply both sides by 9)
9Q+5=

/-5 both sides
9Q=

9Q=

9Q=

9Q=-

/:9 divide both sides by 9
Q=-

Q
![\frac{21}{6*9} =- \frac{21}{54}=[tex] \frac{7}{18}](https://tex.z-dn.net/?f=%20%5Cfrac%7B21%7D%7B6%2A9%7D%20%3D-%20%5Cfrac%7B21%7D%7B54%7D%3D%5Btex%5D%20%5Cfrac%7B7%7D%7B18%7D%20)
- its the answer
Answer:
1. B 2. A 3. A 4. C
Step-by-step explanation:
did the assignment
The simplest way of writing this:
<span><span><span><span>7p</span>−1</span>−<span>9p</span></span>+5</span><span>=<span><span><span><span><span><span>7p</span>+</span>−1</span>+</span>−<span>9p</span></span>+5</span></span>Combine Like Terms:<span>=<span><span><span><span>7p</span>+<span>−1</span></span>+<span>−<span>9p</span></span></span>+5</span></span><span>=<span><span>(<span><span>7p</span>+<span>−<span>9p</span></span></span>)</span>+<span>(<span><span>−1</span>+5</span>)</span></span></span><span>=<span><span>−<span>2p</span></span>+4</span></span>Answer:<span>=<span><span>−<span>2p</span></span>+<span>4</span></span></span>
3 (7 + 4)² - 14 ÷ 7
3 (11)² - 14 ÷ 7
3 (121) - 14 ÷ 7
363 - 14 ÷ 7
363 - 2
361
The answer is B because n is equal to the number of notebooks. you can not exceed the amount of money that you have to buy the notebooks