Mary collects dolls. she has 4 dolls more then her friend penney. mary says if she tripled the number of dolls she has, she would have 27 dolls. how many dolls does penney have?

b. t=-25h+3

step-by-step explanation:

step-by-step explanation:

through just a quick inspection, one can see that the graph of this cubing function starts in quadrant iii and ends in quadrant i.   when x = 0, y = 3, so the y-intercept is (0, 3).

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