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AVprozaik [17]
3 years ago
9

Geomtry plz help 15 points

Mathematics
2 answers:
Anton [14]3 years ago
7 0

Answer:

DE=5x-12

Step-by-step explanation:

From this we can see this is an equilateral triangle

So, both sides to make every angle equal have to be the same

That's why DE=5x-12

Brainliest please

gulaghasi [49]3 years ago
4 0

Answer:

DE = 5x-12 (base angles of isos triangle)

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Solve<br> 4x(squared)+8x=0<br> X=<br> X=
dangina [55]

Answer:

X=0 and X=-2

Step-by-step explanation:

Move all terms to one side and set equal to 0. Then set each factor to 0 and solve.

X=0,-2

6 0
3 years ago
Can someone please answer this question please answer it correctly and please show work please help me I need it
Murrr4er [49]

Answer:

B

Step-by-step explanation:

Subtracting v - q, will be subtracting the atmosphere to the sun - surface to the sun.

The answer will be negative distance of the atmosphere.

However, we cant really have a 'negative' atmosphere, this is where the |absolute value| signs make this problem correct.

5 0
3 years ago
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Please help! Will mark brainliest if correct! Use the model attached to answer
iogann1982 [59]

Answer:

4 cubes will be shown in the right view of the model and the 1st option is the top view for the model.

6 0
2 years ago
Read 2 more answers
20 pts + BRAINLIEST
exis [7]
N 4
Part A
a) 7a+2a+3b-------> (7a+2a)+3b-----> 9a+3b
b) 8p+2p-7q-------> (8p+2p)-7q------> 10p-7q
c) 9a²+2a²+5a-----> (9a²+2a²)+5a---> 11a²+5a
d) 5ab+2ab-7a-----> (5ab+2ab)-7a---> 7ab-7a
e) 7+2a-a------> 7+(2a-a)-----> 7+a
f) 2a+3b+5a+2b---> (2a+5a)+(3b+2b)-----> 7a+5b
g) 6p+2q-4p+4q---> (6p-4p)+(2q+4q)----> 2p+6q
h) 9m²+7m²+5m-3m-----> (9m²+7m²)+(5m-3m)------> 16m²+2m
i) 7a²+4a-2a²+7----> (7a²-2a²)+4a+7------> 5a²+4a+7
j) 10p-3q+p-7p-----> (10p+p-7p)-3q------> 4p-3q
k) 3x²+2x-2x²+3x+x²---> (3x²-2x²+x²)+(2x+3x)-------> 2x²+5x

N 5
a) If Julie buys 4 boxes and Michelle buys 7 boxes
in total 
(4+7)*n-----> 7*n
the answer Part 5 a) is 7*n

b) (5kg+3kg)*b---------> 8*b
the answer Part 5 b) is 8*b

c) (3+4+6)*x-------> 13*x
the answer Part 5 c) is 13*x

N 6
a) L+B+L+B------> (L+L)+(B+B)-----> 2*L+2*B-----> 2*(L+B)

b)
1) L+L+L-----> 3*L
2) 5+5+5+5-----> 5*4
3) x+x+y-----> 2*x+y
4) a+b+c+c----> a+b+2*c

N 7
a) s+s+s+s+s+s+s+s------> 8*s
b) t+t+t+t-----> 4*t
c) t+t+t+t+t+t----> 6*t
d) t+t+t+s+s----> 3*t+2*s
e) t+t+t+s+s+s----> 3*t+3*s
f) 12*t+6*s
g) 10 squares+12 triangles-----> 10*s+12*t
h) n squares+m triangles-----> n*s+m*t



7 0
3 years ago
Find the sum of 5x^2y and (2xy^2+x^2y) is ? Which is a ?
olga nikolaevna [1]

Writing like terms in the same column eases this work:

2xy^2 + x^2y

          +5x^2y

----------------------

2xy^2 + 6x^2y   (sum)


8 0
3 years ago
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