3 years ago

Add. (3x + 4) + (5x - 7)

Mathematics

2 answers:

Ira Lisetskai [31]3 years ago

8 0

Answer:

The answer is 8x - 3

iren2701 [21]3 years ago

3 0

8x-3 calculate your problem on mathaway and you will get a response .

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What is 140/180 as a decimal

Naddika [18.5K]

I think the answer is 0.8 or 0.78.
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You can either round up to the nearest hundredth or tenth.

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3 years ago

Your friend buys a skateboard that is on sale for one third off the original price. Your friend spent $36 than the original pric

White raven [17]

Answer:

original price of skateboard = $54

Step-by-step explanation:

Let the original price of the skateboard be x

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x - (1/3x) = 36

$\frac{x}{1} - \frac{x}{3} = \frac{3x-x}{3} = \frac{2x}{3}$

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3 years ago

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koban [17]

1 is a whole and 1/2 is just a fraction

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3 years ago

Pennetta is a wedding planner. She charges a $50 fee plus $100 per guest to plan a wedding for g, the number of guest. Write an

malfutka [58]

Answer:

C = 100g + 50

Step-by-step explanation:

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3 years ago

(2x+3y-4z)-(x-y-z) combine like terms

Fittoniya [83]

Given :-

... ( 2x + 3y - 4z ) - ( x - y - z )

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... x + 4y - 3z is the answer.

Hope it helps!

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3 years ago