3 years ago

Which expression has a value of 9/10

Mathematics

1 answer:

Luda [366]3 years ago

7 0

Answer:

Me too

Step-by-step explanation:

Is there a good

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Ethan’s dad is five years younger than four times Ethan’s age a write an algebraic expression that represents the age of Ethan’s

timofeeve [1]

Answer:

y=4x-5

Step-by-step explanation:

Let

y -----> Ethan’s dad age

x ----> Ethan’s age

we know that

The algebraic expression that represents the age of Ethan’s dad is equal to

y=4x-5

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3 years ago

There are 48 students in a school play. The ratio of boys to girls is 5:7. How many boys are in the school play? Explain how you

mr Goodwill [35]

Boys: x
gilrs: y

From the text of the task:

$\left \{ {{\frac{x}{y}=\frac{5}{7}} \atop {x+y=48 \rightarrow x=48-y}} \right.$

Replacing x:

$\frac{48-y}{y}=\frac{5}{7}\\
\\
7(48-y)=5y\\
\\
336-7y=5y\\
\\
12y=336\\
\\
y=\frac{336}{12}=28$

So there are 28 girs and 20 boys

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4 years ago

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Dominic uses 1/2 tablespoon of almond butter to make a sandwich. He needs to make 5 sandwiches. How many tablespoons of almond b

Pani-rosa [81]

2 and a half tablespoons of almond butter

4 0

4 years ago

kherson [118]

Answer:

Her commission for item 1:

5% of 2,000 = 100

Her commission for item 2:

5% of 9,800 = 490

Total commission for each item;

Item 1 : 2,000

Item 2 : 9,800

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3 years ago

Which is the value of x in the equation? 4(x−3)=40 A. 13 B. 14 C. 15 D. 16

MakcuM [25]

Answer:

x=13

Step-by-step explanation:

4(x-3)=40

x-3=40/4

x-3=10

x=10+3

x=13

HOPE THIS HELPS YOU

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3 years ago

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