3 years ago

8xsquared +5x -2xsquared+3x

Mathematics

1 answer:

Lera25 [3.4K]3 years ago

5 0

8x^2 + (-2) x^2=6x^2
5x+3x=8x
6x^2+8x

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Sonja [21]

2(i).
(3y-20)+(4x-5)+(x+y-10)+(2x+5)=360 (Angles sum of it trapezium)
3y-20+4x-5+x+y-10+2x+5=360
7x+4y=390
(Shown)

2(ii).
(3y-20)+(2x+5)=180 (Interior Angles, Parallel Lines)
2x+3y=195
(Shown)

Hope it helps : )

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2 years ago

(5x+2) - (7x-8) simplify the following

Lubov Fominskaja [6]

Answer:

-2x + 10

Step-by-step explanation:

Step 1: Write expression

(5x + 2) - (7x - 8)

Step 2: Distribute negative

5x + 2 - 7x + 8

Step 3: Combine like terms

-2x + 10

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3 years ago

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I will mark u brainleiest if u help me and 5 stars

Gennadij [26K]

Answer:

$\boxed{50}$

Step-by-step explanation:

Because the initial temperature is 40 degrees and it increases by 10, add the two values together to get the final temperature.

40 + 10 = 50

Therefore, the final answer is 50 degrees.

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Rzqust [24]

Answer:

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Step-by-step explanation:

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aleksandrvk [35]

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Step-by-step explanation:

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