She earns 345$ for the whole 3 years.
Answer:
x^2+8x+12
Step-by-step explanation:
B= 25°
A=138° /139°
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10/3 lawn
2/3 of a lawn in 1/5 hour
-> 1 hour cab mow = 2/3(lawn) ÷ 1/5(hour)* 1(hour)
= 10/3 = 3,666666667 lawns