Q9: Subtract: -12 - (-22)<br>A) -34<br>B) 34<br>C) -10<br>D)
Q10: Multiply: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Multiply: A)
Q11: Translate the following into a variable expression.
Q12: Translate the following into a variable expression.
Q13: Simplify the following expression. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Simplify
Q15: Let <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Let .
Q16: Simplify the following expression. 7(9x)<br>A) 16x<br>B) 63x<br>C)
Q17: Use set-builder notation to write the set
Q18: Simplify: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Simplify: A)
Q19: Write <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Write as