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Vedmedyk [2.9K]
4 years ago
8

Write an expression equivalent to the following: a. 4x+20 b. x+10

Mathematics
1 answer:
Tems11 [23]4 years ago
8 0
A: x+x+x+x+20
B: x+5+5
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(4x+2)(x-2) can someone help me with this question?
alexandr1967 [171]

Answer:

Use distributive property and multiply

Step-by-step explanation:

then you will get your polynomial

6 0
3 years ago
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5/6 of 12 pls help this is hard
oksano4ka [1.4K]
Basically, all you want to do is this:

do 5 divided by 6 (calculator preferred so you don't do a ton of division)
you get: 0.833333333

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3 0
3 years ago
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Doblando un alambre de 40 cm formamos un rectángulo. Hallar la expresión algebraica que define el área del rectángulo y calcula
Lady bird [3.3K]

Answer:

A = 128\,cm^{2}

Step-by-step explanation:

El área del rectángulo se halla a través de la siguiente fórmula: (The area of the rectangle is obtained by the following formula:)

A = (40\,cm - 2\cdot x)\cdot x

Donde el área y x se miden en centímetros cuadrados y centímetros, respectivamente. (Where area and x are measured in square centimeters and centimeters, respectively)

Ahora, x se reemplaza y se encuentra el valor numérico del área: (Now, x is substituted and numerical value of area is finally determined:)

A = [40\,cm - 2\cdot (4\,cm)]\cdot (4\,cm)

A = 128\,cm^{2}

5 0
3 years ago
Solve for 12 - 3/4(d+16 )=-5
TiliK225 [7]
Solved for d: d=20/3
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3 years ago
John runs every day. The number of miles that he runs varies per day. Write a variable expression to show John's total miles for
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In this item, we are given that the number of miles that John runs every day vary. Therefore, it is just rightful that we use three different variables for the number of miles he ran for three days. For the purpose of representation in this item, we let the variables be x, y, and z. The total miles he ran is equal to the sum of the three variables. Let T be the total and that would be equal to,

 <em>              T = x + y + z</em>
4 0
3 years ago
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