Answer:
y = -4x + (-2)
Step-by-step explanation:
if you plug in the x values in the equation it equals y
Step-by-step explanation:
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Answer:
21
Step-by-step explanation:
BDE and BAC are similar figures
BD/BA = BE/BC
18/(18+36) = a/(a+42)
18/54 = a/(a+42)
1/3 = a/(a+42)
a+42 = 3a
42 = 2a
a = 42/2
a = 21
14 cups. He's making three pizzas so he needs 3 pizzas' worth of flour. For one, he needs two. So he needs six cups in total. 20-6=14