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Korvikt [17]
4 years ago
12

I need help solving these two equations using substitution!! please helpppp

Mathematics
1 answer:
Levart [38]4 years ago
3 0

Answer:

i would suggest using www.mathpapa.com ^^ its an algebra calculator and saved me in algebra 1

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Half of a sphere is stacked on top of a cone. They both share a circular base. The radius of the circle is 6 millimeters. The he
kherson [118]

Answer:

312π mm3

Step-by-step explanation: yes

5 0
3 years ago
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Trapezoid ABFE is similar to trapezoid EFCD. What is the length of DC?
Murrr4er [49]

Answer:

6.75

Step-by-step explanation:

Find the relationship between the trapezoids. You can see that the top of trapezoid ABFE is 3 units and the top of EFCD is 4.5 units. 3 * 1.5 = 4.5, so t the sides of trapezoid EFCD are 1.5 times more than the sides of ABFE.

Now, you know the bottom of ABFE is 4.5, so the bottom of EFCD is 1.5 times longer because they are proportional, so you can do 4.5 * 1.5 = 6.75 units.

4 0
3 years ago
Please help! will give brainly
Jobisdone [24]

Answer:

5/6

Step-by-step explanation:

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the annwer is

5/6

6 0
3 years ago
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What is the next term in the sequence? 7, 18, 29, 40, . . .
erik [133]

Answer:

first Let's find the common difference

an=a1+(n-1)d

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7 0
4 years ago
The greatest common factor of −27x2yz5 + 15x3z3
Goryan [66]
We have that
−27x2yz5 + 15x3z3

we know that
27-------------> 3³
15-------------> 3*5
z^5-----------> z² * z³
x³------------> x² * x

substituting in the original expression<span>

−27x2yz5 + 15x3z3---------->[-3</span>³*x²*y*z³*z²]+[3*5*x²*x*z³]

[-3³*x²*y*z³*z²]+[3*5*x²*x*z³]-------> [3*x² *z³]*{[-3² *y*z²]+[5*x]}

the greatest common factor is [3*x² *z³]
8 0
3 years ago
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