Answer:
E=10.75h-6.5
Step-by-step explanation:
10.75h for every hour she work
-6.5 for the bus fare
Answer:
7 + (B÷5) = 3
Step-by-step explanation:
864=800+60+4 800 in the hundreds place 60 in the tens place and 4 in the ones place
There is no common factor between 15, 17 and 18 because 17 is prime.
15z² +17z - 18 =
d = 17² - 4.15.-18
d = 289 + 1080
d = 1369
z = (-17 +/- \/1369) : 2 * 15
z = (-17 + 37) : 30
z' = 20 : 30 = 2/3
z" = (-17 - 37) : 30
z" = -54 : 30 = -1.8
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