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stepan [7]
4 years ago
14

Evaluate the expression 9 – 2 when z = 4.

Mathematics
1 answer:
vladimir1956 [14]4 years ago
4 0

Answer:

5

Step-by-step explanation:

I'm assuming the 2 was supposed to be "z" so if it was... just substitute z for 4

Giving you 9-4 which equals 5

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What is 3 3 equal to?
mr_godi [17]
3 + 3 = 6
3 x 3 = 9
3^3 = 27
3 - 3 = 0
3 / 3 = 1

{whichever you mean}
8 0
4 years ago
In a class of 150 students, 95 are taking Math, 75 are taking Science and 55 are taking both.What is the probability that a stud
garik1379 [7]

Probability of the student taking neither math nor science is 35 / 150 or 0.23

<u>Explanation:</u>

<u />

Given:

Total students = 150

Number of students taking maths = 95

Number of students taking science = 75

Maths  + Science = 55

Probability of student taking neither math nor science = ?

Number of students taking only science = 95 - 55

                                                                   = 40

Number of students taking only maths = 75 - 55

                                                                = 20

Number of students taking neither maths nor science = 150 - 40 - 20 - 55

                                                                                          = 35

Probability of the student taking neither math nor science is 35 / 150 or 0.23

6 0
4 years ago
Solve for x: 2/3+1/3x=2x
velikii [3]

Answer:

x=2/5 or

x=0.4

Step-by-step explanation:

7 0
3 years ago
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4x-2x=-10+2
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