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VladimirAG [237]
3 years ago
7

(x2 + 3x + 1) + (2x2 + 2x) HINT

Mathematics
2 answers:
ale4655 [162]3 years ago
5 0

Answer:

3x^{2} + 5x + 1

Step-by-step explanation:

<u>Step 1:  Combine like terms</u>

(x^{2} + 3x + 1) + (2x^{2} + 2x)

(x^{2} + 2x^{2} + (3x + 2x) + (1)

3x^{2} + 5x + 1

Answer:  3x^{2} + 5x + 1

viva [34]3 years ago
4 0

Answer:

3x^2+5x+1

Step-by-step explanation:

(x^2 + 3x + 1) + (2x^2 + 2x)

Combine like terms

x^2 + 2x^2  + 3x +2x   +1

3x^2+5x+1

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kolezko [41]

Answer:

m = -5.3

Step-by-step explanation:

-39.75 = 7.5m

Divide both sides by 7.5 to get m alone

-39.75/7.5 = 7.5m/7.5

-5.3 = m

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3 years ago
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In parallelogram JKLM, m&lt;L exceeds m&lt;M by 30 degrees. What is the measure of M&lt;J?
Damm [24]

 

Answer:

2)105°

Step-by-step explanation:

In this parallelogram, J should be congruent to L (J=L). We can solve this problem if we find out the value of L.

The sum of the adjacent angle of the parallelogram will be equal to 180 degrees, so  the equation is

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If L exceeds M by 30 degrees then the equation will be

L=M +30  

If you combine both equations, it will be

L+30 = M +30

L+30 = (180- L) +30

L + L= 180 + 30

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3 years ago
I wrote an equation using parentheses and all four operations with an answer of 25 what might the equation have been
ddd [48]
25=
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Step-by-step explanation:

Easy to see how its the Base sides

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3 0
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