Answer:
9 teenagers
Step-by-step explanation:
12/20 = x/15
180/20 = x
9 = x
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9 teenagers would take to finish the large pizza in 15 mins
Answer:
10x^2 + 11x-6=0
Step-by-step explanation:
Answer:
x = 40
Step-by-step explanation:
180 = 100 + x +x
180-100= 2x
80 = 2x
x = 40