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Vesnalui [34]
3 years ago
5

4d + 7 = 13 Is this an equation or an expression?

Mathematics
1 answer:
OlgaM077 [116]3 years ago
4 0

Answer:

This is an equation

Step-by-step explanation:

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timeless toys builds tricycles and wagons. the owner noticed that there are several diffrent ways that a customer could place an
slava [35]
<span>There are 3 several ways to place an order for 5 items, like for example all or 5 tricycles, the number of wheels that will be needed is 15 wheels, for 5 order of wagons, the number of wheels that will be needed is 20 wheels, then lastly the 5 order combinations like 3 tricycles and 2 wagons the number of wheels that will be needed are 17 wheels.</span>
4 0
3 years ago
Read 2 more answers
Find the zeros of the following polynomial.<br> 3x3 + 9x2 - 12x
Arada [10]
x = 4
x = -1
x = 0

Equation at the end of step 1 :

((3 • (x3)) - 32x2) - 12x = 0
Step 2 :

Equation at the end of step 2 :

(3x3 - 32x2) - 12x = 0
Step 3 :

Step 4 :

Pulling out like terms :

4.1 Pull out like factors :

3x3 - 9x2 - 12x = 3x • (x2 - 3x - 4)

Trying to factor by splitting the middle term

4.2 Factoring x2 - 3x - 4

The first term is, x2 its coefficient is 1 .
The middle term is, -3x its coefficient is -3 .
The last term, "the constant", is -4

Step-1 : Multiply the coefficient of the first term by the constant 1 • -4 = -4

Step-2 : Find two factors of -4 whose sum equals the coefficient of the middle term, which is -3 .

-4 + 1 = -3 That's it

Step-3 : Rewrite the polynomial splitting the middle term using the two factors found in step 2 above, -4 and 1
x2 - 4x + 1x - 4

Step-4 : Add up the first 2 terms, pulling out like factors :
x • (x-4)
Add up the last 2 terms, pulling out common factors :
1 • (x-4)
Step-5 : Add up the four terms of step 4 :
(x+1) • (x-4)
Which is the desired factorization

8 0
3 years ago
Read 2 more answers
Simplify the expression.<br> -1 + (-3) - (-5) =
Mashcka [7]

Answer:

=-1)+(-3)-(-5)

=-1-3+5

=-4+5

=1

Step-by-step explanation:

answer is to your question is 1.

5 0
3 years ago
Read 2 more answers
-3.5y - 6.2y = - 87.3
mr Goodwill [35]

Answer:

the answer is 9

Step-by-step explanation:

-3.5y - 6.2y = - 87.3

or, -9.7y = -87.3

or, y = -87.3/-9.7

or, y = 9.

7 0
3 years ago
Please solve for me
polet [3.4K]

Answer:

3₹

Step-by-step explanation:

To print cost is 3₹a manager if company print

4 0
3 years ago
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