1) 12
2) 2y
3) 12+ 2y
4) 12+ 2y
The puzzle one)
1st block: 4a
2nd block: -20
Hello from MrBillDoesMath!
Answer:
x = -1/27
Discussion:
3 x^(1/3) -1 +2 = 0 =>
3 x^(1/3) +1 = 0 => (as -1 + 2 = 1).
3 x^(1/3) + 1 - 1 = 0 - 1 => Add -1 to both sides
3 x^(1/3) = -1 => (divide both sides by 3)
(3/3) x^(1/3) = -1/3 =>
x^(1/3) = -1/3 =>
x = (-1/3) ^3 =>
x = -1/27
Thank you,
MrB
-mk - 120 > 95
-mk > 95 + 120
-mk > 215
m < -215/k
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2c - 9f = 45
-9f = -2c + 45
f = 2/9c - 5...or it could be (-2c + 45) / -9
Answer:
c 45,8 miles per hour
Step-by-step explanation:
I am joyous to assist you anytime.
Answer: 32 hours
Step-by-step explanation: 51/6 = 8.5
So, Erica makes 8.5 dollars per hour. 272/8.5 = 32. Thus, Erica will need 32 hours.
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