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Harman [31]
3 years ago
12

Simplify by combining like terms.1. -5a - 4a + b​

Mathematics
1 answer:
Bess [88]3 years ago
3 0
-9a+b final answer to it
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Anettt [7]
Whoever sees this have a great day ❤️
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3 years ago
jasmine took a cab home from her office. the cab charged a flat fee of $4, plus $2 per mile. Jasmine paid $32 for the trip. How
kykrilka [37]
Well if the flat fee is $4 and you pay $2 per mile and she spent a total of $32, the answer would have to be 14 miles

3 0
3 years ago
Read 2 more answers
ANSWER PLEASE FINAL DUE IN 3 HOURS
inna [77]

Answer:

B

Step-by-step explanation:

First thing to do here is to calculate the z-score

Mathematically;

z-score = (x-mean)/SD

here, x = 130, mean = 120 and SD = 10

Substituting these values

z-score = (130-120)/10 = 10/10 = 1

So the probability we want to calculate is;

P(z ≥ 1) = 1 - P(z <1)

From standard score table, P(z <1) = 0.15866

P(z ≥ 1) = 1-0.15866 = 0.84134

6 0
3 years ago
Kevin can travel 22 1/2 miles in 1/3 hours. What is his average speed in miles per hour
slava [35]

Answer:

67 1/2

Step-by-step explanation:

22 1/2*3

5 0
3 years ago
Find the value of x.
murzikaleks [220]
70 it has to equal 180
5 0
3 years ago
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