4 years ago

Combine Like Terms and Evaluate

Mathematics

2 answers:

rosijanka [135]4 years ago

6 0

Answer:

Step-by-step explanation:

-2x+4+3y-5x-2y

Combine like terms

-7x+1y+4

evaluate

-7(-3) 1(4) 4

Solve

21+4+4

Nady [450]4 years ago

5 0

if x = - 3 and y = 4

<h3><u>simplification</u> </h3>

<h3><u>evaluation</u><u> </u></h3>

hope that helps !

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Solve using elimination method

irga5000 [103]

X+y=8

2x²-y=-5 add them up so that to eliminate y
--------------

2x²+x+oy=3 ===> 2x²+x=3

6 0

4 years ago

What is pi over 12 to the 10 power times 6 over 5.32018?

erica [24]

Answer: 3.9737436e-13

Step-by-step explanation: pi/12= 0.26179938779 to the tenth power = 5.0738475e-11 x 6/5.32018= 3.9737436e-13.

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3 years ago

Solve for x and find the value of the unknown angle measures.

snow_tiger [21]

Answer:

x = 20

m = 92

n = 68

p = 92

Step-by-step explanation:

x = 20

2 + 3x = 62

-2 -2

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

3x = 60

----- -----

3 2

x = 20

m = 92

20 + 68 = 88

180 - 88 = 92

n = 68

The vertical angle is 68 degrees

p = 92

Vertical angle is m, which is 92.

Hope this helped.

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3 years ago

-x + 8=25<br><br> What does the x represent

sergeinik [125]

Answer:

I love algebra anyways

The ans is in the picture with the steps how i got it

(hope this helps can i plz have brainlist :D hehe)

Step-by-step explanation:

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3 years ago

Y² + 4x - 20 - 2y = -x²

LUCKY_DIMON [66]

What we have to find in this question

4 0

3 years ago