21y – 14 + 6y 27y - 14 8x + 40 – 3x + 6 5x + 46 5x + 15 – 2x - 1 3x + 14.

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21y – y 27y x + 40 – 3x + 6 5x x + 15 – 2x - 1 3x + 14

QUIZ #1-20 Extra Credit for #21-23

Penny Activity Independent variable is the months; dependent variable is number of quarters Yes, the number of quarters seems to be going up in a steady rate of change.

The slope is 27; this means that each month, Penny increases the number of quarters in her jar by 27. NEXT = Now + 27; starting at 158 y = 27x There were 158 quarters in the jar when her grandmother gave her the jar. Penny would have 1130 quarters on her 18 th birthday.

CW: Student Activity – Penny Activity HW: The Race Part 1 Unit 4 Test 1 Friday, November 13 th !!!