3 years ago

Evaluate the expression 5x-y when x=2 and y=4

Mathematics

1 answer:

mariarad [96]3 years ago

5 0

Answer:

Step-by-step explanation:

5 times 2 (×) 10- 4(y)

when a varbile (letter) is besides then you multiply

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Simplify the expression (-5)2.<br> Upvoting is now available.

VMariaS [17]

-(5 x 2)

-10 is the answer

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4 years ago

Kenji was building a porch. He needed 14 planks that were 2.7 meters each. How many meters of plank did he need altogether?

julia-pushkina [17]

Answer:

He needs 37.8 meters altogether.

Step-by-step explanation:

Because each plank is 2.7 meters, we can just multiply 14 by 2.7 to get 37.8 meters.

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2 years ago

Can someone find the equation that equals this in algebra tiles

Ronch [10]

Answer:

I am not entirely sure mi amor but my guess is this,

(x^2/1) + 2x

Step-by-step explanation:

As you can see,

Step 1: X^2 is located above x/x. when you divide something by itself for example 2/2 you get one. So x/x equals one, then multiplied by two x.

*DISCLAIMER*

I am not entirely sure if this is correct but given the information provided this is my best guess

I hope this helps!! If you need any more assistance, feel free to hmu!

♥,

Cedë

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3 years ago

What is the value of x? 8 82 98 172

Dvinal [7]

Answer: 98

Step-by-step explanation:

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3 years ago

Read 2 more answers

Myra is cooking meat the double number line shows that he needs 12 hours too cook 5 kilograms of meat how long does myron need t

lukranit [14]

Answer : 7.2 hours

Step by Step Explanation: 12 divided by five equals 2.4

2.4 times 3 equals 7.2

8 0

3 years ago