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creativ13 [48]
2 years ago
11

18. i have the answeres but i am not sure​

Mathematics
1 answer:
Zielflug [23.3K]2 years ago
5 0
I can’t read your hand writing
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What is the solution of the following system of equations: x = y + 9
mars1129 [50]

Answer:

Answer is (10,1)

Step-by-step explanation:

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4 0
2 years ago
How many time larger is 9x10^-8 than 3x10^-12
kkurt [141]

Step-by-step explanation:

\frac{9 \times 10 {}^{ - 8} }{3 \times 10 {}^{ - 12} }

Apply Quoteint of Powers. Divide the intergers. serpately.

Note that Quotient of Powers is

\frac{a {}^{x} }{a {}^{y} }  = a {}^{x  - y}

So the answer is

3 \times 10 {}^{ - 8 + 12}  = 3 \times 10 {}^{4}

The answer is

3 \times 10 {}^{4}

or

30000

3 0
3 years ago
Read 2 more answers
Solve 2(x-1) = 10
strojnjashka [21]
You first want to get rid of 2, so you divide two on both sides canceling the two on the left and getting x-1=5. then you add 1 to both sides getting x=6. Hope this helps!
8 0
3 years ago
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Let p: it is cold, q: it is humid, and r: it is snowing. Which statement represents "It is cold and humid if and only if it is s
MaRussiya [10]

Answer: The answer is (b) [(p∧q)⇒r] ∧ [r⇒(p∧q)].


Step-by-step explanation:  Given that The statements 'p', 'q' and 'r' are defined as follows.

p : it is cold,

q : it is humid,

r : it is snowing.

The statement 'it is cold and humid if and only if it is snowing'  can be written as

(p∧q) ⇔ r.

We know that  r ⇔ s can be written as (r⇒s)∧(s⇒r).

So, (p∧q) ⇔ r can be written as [(p∧q)⇒r] ∧ [r⇒(p∧q)].

Thus, the answer is (b) [(p∧q)⇒r] ∧ [r⇒(p∧q)].



7 0
2 years ago
Read 2 more answers
Help me pleaseee... :)
max2010maxim [7]

4) 7h

5) 9k

6) 5b + 8

7) 1/8x - 5/6

8) -7c - 2d

9) -17y - 16z

just add like terms. i hope this helps :)

8 0
3 years ago
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