3 years ago

W

Mathematics

1 answer:

Nataly [62]3 years ago

8 0

Answer:

ummm can you rewrite this better or show a picture so that i could understand it

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In a certain Algebra 2 class of 24 students, 9 of them play basketball and 13 of them

marta [7]

Answer:

20/24 or 5/6

for deltamath

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3 years ago

What is the simplified expression for

Anni [7]

Answer:

Step-by-step explanation:

$3a^2+9ab+5-4a^2-4ab+3\qquad\text{combine like terms}\\\\=(3a^2-4a^2)+(9ab-4ab)+(5+3)\\\\=-a^2+5ab+8$

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3 years ago

If F (7) 22, Then F(f-1(22))

jeka57 [31]

Answer:

$\boxed{\boxed{f(f^{-1}(22))=22}}$

Step-by-step explanation:

$\text{If we have}\ f(x)\ \text{and}\ f^{-1}(x),\ \text{then}\\\\\text{if}\ f(a)=b,\ \text{then}\ f^{-1}(b)=a.\\\\\text{Therefore, if}\ f(7)=22,\ \text{then}\ f^{-1}(22)=7.\\\\f(\underbrace{f^{-1}(22)}_{=7})=f(7)=22$

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3 years ago

Solve the equation: 2+3.8w=1.4-2.8w

Novosadov [1.4K]

Answer:

w= -11

Step-by-step explanation:

1. Subtract 2.8 from the right side and add it to the left side. Now you have 2+6.6=1.4.

2. Subtract 2 from the left side and add it to the right side. Now you have 6.6= -.6

3. Divide both sides by -.6. You will get -11=w

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4 years ago

What is expresion for 25 less than 5 5 - 25 25 - 5 5<25 25 + 5

7nadin3 [17]

25 less than 5 = 5 - 25
the answer is A. 5 - 25
Less than = subtraction
so the equation means 5 -(less than) 25
the correct answer is 5 - 25
Hope this helps!

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4 years ago