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kirill115 [55]
2 years ago
14

Please help! See algebra question..

Mathematics
2 answers:
zhenek [66]2 years ago
8 0

Answer:

n=-10

Step-by-step explanation:

n+3=-7

n=-7-3

n=-10

this helps thank you

branlist please

prohojiy [21]2 years ago
5 0

Answer:

n = -10

Step-by-step explanation:

solving a one step equation with a missing variable

step 1: subtract 3 from both sides of the equation then simplify

ex: n + 3 - 3 = -7 - 3   (n = -10)

step 2: take your answer of n which is -10 and add plug it in into your original equation n + 3 = -7 and solve to check your answer

ex: n + 3 = -7   (-10 + 3 = -7)

add

-10 + 3 = -7

-7 = -7   (if both sides of the equation are the same numbers like -7 = -7 then your answer is true making n = -10 your answer) i would love to get brain if this is correct and helps <(^w^)>

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finlep [7]

Answer:

\boxed{B. \: 5 {x}^{6}  + 5 {x}^{5}  + 8 {x}^{2}  - x + 2}

Step-by-step explanation:

=  > (2 {x}^{6}  + 8 {x}^{2} - x + 1) + (3 {x}^{6} + 5 {x}^{5}  + 1) \\  \\  =  > 2 {x}^{6}  + 8 {x}^{2} - x + 1 + 3 {x}^{6} + 5 {x}^{5}  + 1 \\  \\  =  > 2 {x}^{6}  + 3 {x}^{6}  + 5 {x}^{5}  + 8 {x}^{2}  - x + 1 + 1 \\  \\  =  > 5 {x}^{6}  + 5 {x}^{5}  + 8 {x}^{2}  - x + 2

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3 years ago
For the parallelogram find the value of x,y,and z
Nat2105 [25]

Answer:

X = 119, Y = 61, Z = 119

Step-by-step explanation:

These are supplementary angles and equal 180.

180 - 61 = 119

Opposite angles are congruent

5 0
2 years ago
Is The polar form of a complex number is unique?
Pie

Answer:

  no

Step-by-step explanation:

The angle in the polar form of a complex number can have any multiple of 2π radians added to it, and the number will be the same number. That is, there are an infinite number of representations of a complex number in polar form.

6 0
2 years ago
If you place a 39-foot ladder against the top of a 23-foot building, how many feet will
Alborosie

Answer:

31.5 ft

Step-by-step explanation:

Use the Pythagorean Theorem

a² + b² = c²

Plug in the knowns

a² + 23² = 39²

Subtract 23² from both sides

a² = 39² - 23²

a² = 1521 - 529

a² = 992

Take the square root of both sides

a = 31.496031496

Rounded

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3 years ago
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Answer:

Angle Bisector

Step-by-step explanation:


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3 years ago
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