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lys-0071 [83]
2 years ago
11

39. Why are -2a and 18a like terms?

Mathematics
1 answer:
Vesnalui [34]2 years ago
7 0

Answer:

they each share the same variable which is raised to the same exponent, 1

Step-by-step explanation:

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Della lives in a city where she pays federal and local taxes on her income. On her last paycheck, 31% of her income was taken ou
Anit [1.1K]

Answer:

B.

Step-by-step explanation:

If you add the presents then calculate that percent off of of her last paycheck you will find your answer

8 0
3 years ago
Simplify the expression.<br><br> (−5g5h6)2(g4h2)4
Colt1911 [192]

We have to simplify the expression here. The expression given,

(-5g^5h^6)^2(g^4h^2)^4

Now to find (-5g^5h^6)^2 we will use power of a product property. We have to distribute the power here. We will get,

(-5g^5h^6)^2 = (-5)^2(g^5)^2(h^6)^2

= 25(g^5)^2(h^6)^2

Now we will use power of a power property. If given (a^m)^n we will have to multtiply the powers and we will get a^{mn}. So we will get here,

25(g^5)^2(h^6)^2 = 25 g^{10} h^{12}

Now the next part is (g^4h^2)^4

By using power of a power property we will get,

(g^4)^4(h^2)^4 = g^{16}h^8

Now we have to multiply them.

(25g^{10}h^{12}  )(g^{16}h^8)

Now we have to use product of powers property. If we have same base them we will have to add the exponents there. The formula is (a^m)(a^n) = a^{(m+n)}. So we will get here,

25(g^{10} g^{16})(h^{12}  h^{8})

25g^{(10+16)} h^{(12+8)}

25g^{26}h^{20}

So we have got the required simplified answer here.

The simplified answer is 25g^{26}h^{20}.

4 0
3 years ago
Read 2 more answers
IM SO CONFUSED PLZ PLZ PLZ HELP! 15 POINTS!
omeli [17]
A line which rises to the right means the temperature is increasing with time . Dropping to the right means  temperature is decreasing with time. A horizontal line means temperature stays the same for a period of time.

Choices C and D are correct
5 0
3 years ago
What is the name for an angle pair that contains ∠a and ∠b?
liq [111]

Answer:

B. Same side interior angles

Step-by-step explanation:

4 0
3 years ago
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The perimeter of the triangle is 30 cm.
Paraphin [41]

Answer:

25

Step-by-step explanation:

3a=30... equation 1

2a+2b=30... equation2

equation 2 => a+b=15 ... equation 3

equation 1 => a = 10 ... equation 4

equation 4 & equation 3 => b = 5

5^2 = 25

4 0
2 years ago
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