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Q21: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt=" A) 3 B)
Q48: 5(-7x + 9)<br>A) 10x<br>B) -7x + 45<br>C)
Q51: The following graph shows data for a
Q72: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt=" A)
Q74: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt=" A) -8x15 B)
Q130: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt=" A)
Q133: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt=" A)
Q207: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt=" A)
Q272: 8 = z + 7<br>A) 15<br>B) -15<br>C)
Q326: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt=" A)