Josie is getting her hair cut and styled. She wants to give a 20% tip to her stylist. If the haircut costs $15.00, how much tip
1 answer:
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Answer:
y = 3x - 5
Step-by-step explanation:
We know that the equation 'y = 3x + ?' intersects the point (1, -2). This means that when x = 1, y = -2 in out equation above. To solve this just plug in the x and y values to get '?'.
Now that we know '?' is -5, we write it back into slope intercept form, so our final answer is y = 3x - 5