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Mkey [24]
3 years ago
7

-10x - 4 + 3x i need to distribute and or combine like terms

Mathematics
1 answer:
s2008m [1.1K]3 years ago
6 0
Combine like terms you add -10x and 3x which is -7x-4
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You have 30 feet of wire fencing that you want to use to make a rectangular pen for chickens. Let l be the length of the pen. wh
Olin [163]

Answer:

The area would be '15l - l²

Step-by-step explanation:

Given,

By 30 feet of wire fencing we need to make a rectangular shape,

Thus, perimeter of such rectangle = 30 feet,

We know that,

Perimeter of a rectangle = 2( length + width)

if length = l feet,

⇒ 2(l + width) = 30

⇒ 2l + 2 × width = 30

⇒ 2 × width = 30 - 2l

⇒ width = \frac{30-2l}{2} = (15-l) feet,

Now, area of the rectangle,

A = length × width

= l × (15-l)

= 15l - l²

Which is the required polynomial expression.

Note :

Polynomial expression : an expression having terms consisting coefficients and variables separated by addition, subtraction and multiplication.

4 0
3 years ago
The 24 students in ms. lees class each collected an average of 18 cans for recycling. then 21 students in mr. galvez's class eac
belka [17]

This can be solve by using the average cans of each student collected and muliply it by the total students. Since for ms. Lee has 24 students and each student collected 18 cans on average, so the total can her class collected on average is 432 cans. For mr galveshas 21 students and collected 25 can per syudents on average, so the total is 525 cans. So 525 – 432 = 93 more cans the class of mr galvez collected

7 0
3 years ago
HELP!!!!!!!!!!!!!!!!!!!!!!
Furkat [3]

Answer:

See below.

Step-by-step explanation:

Congruent sides:

SU and FO

UN and OG

SN and FG

Congruent angles:

<S and <F

<U and <O

<N and <G

6 0
3 years ago
I’m taking a college algebra test tomorrow and I am super scared. Any advice? Thank you!!
Naily [24]

Answer:

pray to god about it and go sit somewhere quiet and think

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
how much money has to be invested at 5.9% interest compounded continuously to have 15,000 after 12 years?
Scrat [10]
Hi there

The formula is
A=pe^rt
We need to solve for p where
A future value 15000
P present value?
E constant
R interest rate 0.059
T time 12 years
So when you solve for p you get
P=A÷e^rt
P=15,000÷e^(0.059×12)
P=7,389.43

Hope it helps
6 0
3 years ago
Read 2 more answers
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